30810780

素因数分解:

$2^2\times 3^4\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1$

素因数の和:71

約数の個数: 480

約数和(自身を含む): 136604160

約数和(自身を除く): 105793380

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 11, 12, 13, 14, 15, 18, 19, 20, 21, 22, 26, 27, 28, 30, 33, 35, 36, 38, 39, 42, 44, 45, 52, 54, 55, 57, 60, 63, 65, 66, 70, 76, 77, 78, 81, 84, 90, 91, 95, 99, 105, 108, 110, 114, 117, 126, 130, 132, 133, 135, 140, 143, 154, 156, 162, 165, 171, 180, 182, 189, 190, 195, 198, 209, 210, 220, 228, 231, 234, 247, 252, 260, 266, 270, 273, 285, 286, 297, 308, 315, 324, 330, 342, 351, 364, 378, 380, 385, 390, 396, 399, 405, 418, 420, 429, 455, 462, 468, 494, 495, 513, 532, 540, 546, 567, 570, 572, 585, 594, 627, 630, 660, 665, 684, 693, 702, 715, 741, 756, 770, 780, 798, 810, 819, 836, 855, 858, 891, 910, 924, 945, 988, 990, 1001, 1026, 1045, 1053, 1092, 1134, 1140, 1155, 1170, 1188, 1197, 1235, 1254, 1260, 1287, 1330, 1365, 1386, 1404, 1430, 1463, 1482, 1485, 1539, 1540, 1596, 1620, 1638, 1710, 1716, 1729, 1755, 1782, 1820, 1881, 1890, 1980, 1995, 2002, 2052, 2079, 2090, 2106, 2145, 2223, 2268, 2310, 2340, 2394, 2457, 2470, 2508, 2565, 2574, 2660, 2717, 2730, 2772, 2835, 2860, 2926, 2964, 2970, 3003, 3078, 3135, 3276, 3420, 3458, 3465, 3510, 3564, 3591, 3705, 3762, 3780, 3861, 3990, 4004, 4095, 4158, 4180, 4212, 4290, 4389, 4446, 4455, 4620, 4788, 4914, 4940, 5005, 5130, 5148, 5187, 5265, 5434, 5460, 5643, 5670, 5852, 5940, 5985, 6006, 6156, 6237, 6270, 6435, 6669, 6916, 6930, 7020, 7182, 7315, 7371, 7410, 7524, 7695, 7722, 7980, 8151, 8190, 8316, 8580, 8645, 8778, 8892, 8910, 9009, 9405, 9828, 10010, 10260, 10374, 10395, 10530, 10773, 10868, 11115, 11286, 11340, 11583, 11970, 12012, 12285, 12474, 12540, 12870, 13167, 13338, 13585, 13860, 14364, 14630, 14742, 14820, 15015, 15390, 15444, 15561, 16302, 16380, 16929, 17290, 17556, 17820, 17955, 18018, 18810, 19019, 19305, 20007, 20020, 20748, 20790, 21060, 21546, 21945, 22230, 22572, 23166, 23940, 24453, 24570, 24948, 25740, 25935, 26334, 26676, 27027, 27170, 28215, 29260, 29484, 30030, 30780, 31122, 31185, 32604, 33345, 33858, 34580, 35910, 36036, 36855, 37620, 38038, 38610, 39501, 40014, 40755, 41580, 43092, 43890, 44460, 45045, 46332, 46683, 48906, 49140, 51870, 52668, 53865, 54054, 54340, 56430, 57057, 57915, 60060, 62244, 62370, 65835, 66690, 67716, 71820, 73359, 73710, 76076, 77220, 77805, 79002, 80028, 81081, 81510, 84645, 87780, 90090, 93366, 95095, 97812, 100035, 103740, 107730, 108108, 112860, 114114, 115830, 118503, 122265, 124740, 131670, 133380, 135135, 140049, 146718, 147420, 155610, 158004, 162162, 163020, 169290, 171171, 180180, 186732, 190190, 197505, 200070, 215460, 220077, 228228, 231660, 233415, 237006, 244530, 263340, 270270, 280098, 285285, 293436, 311220, 324324, 338580, 342342, 366795, 380380, 395010, 400140, 405405, 440154, 466830, 474012, 489060, 513513, 540540, 560196, 570570, 592515, 684684, 700245, 733590, 790020, 810810, 855855, 880308, 933660, 1027026, 1100385, 1141140, 1185030, 1400490, 1467180, 1540539, 1621620, 1711710, 2054052, 2200770, 2370060, 2567565, 2800980, 3081078, 3423420, 4401540, 5135130, 6162156, 7702695, 10270260, 15405390, 30810780]

約数ペア:

[(1, 30810780), (2, 15405390), (3, 10270260), (4, 7702695), (5, 6162156), (6, 5135130), (7, 4401540), (9, 3423420), (10, 3081078), (11, 2800980), (12, 2567565), (13, 2370060), (14, 2200770), (15, 2054052), (18, 1711710), (19, 1621620), (20, 1540539), (21, 1467180), (22, 1400490), (26, 1185030), (27, 1141140), (28, 1100385), (30, 1027026), (33, 933660), (35, 880308), (36, 855855), (38, 810810), (39, 790020), (42, 733590), (44, 700245), (45, 684684), (52, 592515), (54, 570570), (55, 560196), (57, 540540), (60, 513513), (63, 489060), (65, 474012), (66, 466830), (70, 440154), (76, 405405), (77, 400140), (78, 395010), (81, 380380), (84, 366795), (90, 342342), (91, 338580), (95, 324324), (99, 311220), (105, 293436), (108, 285285), (110, 280098), (114, 270270), (117, 263340), (126, 244530), (130, 237006), (132, 233415), (133, 231660), (135, 228228), (140, 220077), (143, 215460), (154, 200070), (156, 197505), (162, 190190), (165, 186732), (171, 180180), (180, 171171), (182, 169290), (189, 163020), (190, 162162), (195, 158004), (198, 155610), (209, 147420), (210, 146718), (220, 140049), (228, 135135), (231, 133380), (234, 131670), (247, 124740), (252, 122265), (260, 118503), (266, 115830), (270, 114114), (273, 112860), (285, 108108), (286, 107730), (297, 103740), (308, 100035), (315, 97812), (324, 95095), (330, 93366), (342, 90090), (351, 87780), (364, 84645), (378, 81510), (380, 81081), (385, 80028), (390, 79002), (396, 77805), (399, 77220), (405, 76076), (418, 73710), (420, 73359), (429, 71820), (455, 67716), (462, 66690), (468, 65835), (494, 62370), (495, 62244), (513, 60060), (532, 57915), (540, 57057), (546, 56430), (567, 54340), (570, 54054), (572, 53865), (585, 52668), (594, 51870), (627, 49140), (630, 48906), (660, 46683), (665, 46332), (684, 45045), (693, 44460), (702, 43890), (715, 43092), (741, 41580), (756, 40755), (770, 40014), (780, 39501), (798, 38610), (810, 38038), (819, 37620), (836, 36855), (855, 36036), (858, 35910), (891, 34580), (910, 33858), (924, 33345), (945, 32604), (988, 31185), (990, 31122), (1001, 30780), (1026, 30030), (1045, 29484), (1053, 29260), (1092, 28215), (1134, 27170), (1140, 27027), (1155, 26676), (1170, 26334), (1188, 25935), (1197, 25740), (1235, 24948), (1254, 24570), (1260, 24453), (1287, 23940), (1330, 23166), (1365, 22572), (1386, 22230), (1404, 21945), (1430, 21546), (1463, 21060), (1482, 20790), (1485, 20748), (1539, 20020), (1540, 20007), (1596, 19305), (1620, 19019), (1638, 18810), (1710, 18018), (1716, 17955), (1729, 17820), (1755, 17556), (1782, 17290), (1820, 16929), (1881, 16380), (1890, 16302), (1980, 15561), (1995, 15444), (2002, 15390), (2052, 15015), (2079, 14820), (2090, 14742), (2106, 14630), (2145, 14364), (2223, 13860), (2268, 13585), (2310, 13338), (2340, 13167), (2394, 12870), (2457, 12540), (2470, 12474), (2508, 12285), (2565, 12012), (2574, 11970), (2660, 11583), (2717, 11340), (2730, 11286), (2772, 11115), (2835, 10868), (2860, 10773), (2926, 10530), (2964, 10395), (2970, 10374), (3003, 10260), (3078, 10010), (3135, 9828), (3276, 9405), (3420, 9009), (3458, 8910), (3465, 8892), (3510, 8778), (3564, 8645), (3591, 8580), (3705, 8316), (3762, 8190), (3780, 8151), (3861, 7980), (3990, 7722), (4004, 7695), (4095, 7524), (4158, 7410), (4180, 7371), (4212, 7315), (4290, 7182), (4389, 7020), (4446, 6930), (4455, 6916), (4620, 6669), (4788, 6435), (4914, 6270), (4940, 6237), (5005, 6156), (5130, 6006), (5148, 5985), (5187, 5940), (5265, 5852), (5434, 5670), (5460, 5643)]