8402940

素因数分解:

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

素因数の和:63

約数の個数: 288

約数和(自身を含む): 34245120

約数和(自身を除く): 25842180

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 13, 14, 15, 18, 19, 20, 21, 26, 27, 28, 30, 35, 36, 38, 39, 42, 45, 52, 54, 57, 60, 63, 65, 70, 76, 78, 81, 84, 90, 91, 95, 105, 108, 114, 117, 126, 130, 133, 135, 140, 156, 162, 171, 180, 182, 189, 190, 195, 210, 228, 234, 243, 247, 252, 260, 266, 270, 273, 285, 315, 324, 342, 351, 364, 378, 380, 390, 399, 405, 420, 455, 468, 486, 494, 513, 532, 540, 546, 567, 570, 585, 630, 665, 684, 702, 741, 756, 780, 798, 810, 819, 855, 910, 945, 972, 988, 1026, 1053, 1092, 1134, 1140, 1170, 1197, 1215, 1235, 1260, 1330, 1365, 1404, 1482, 1539, 1596, 1620, 1638, 1701, 1710, 1729, 1755, 1820, 1890, 1995, 2052, 2106, 2223, 2268, 2340, 2394, 2430, 2457, 2470, 2565, 2660, 2730, 2835, 2964, 3078, 3159, 3276, 3402, 3420, 3458, 3510, 3591, 3705, 3780, 3990, 4095, 4212, 4446, 4617, 4788, 4860, 4914, 4940, 5130, 5187, 5265, 5460, 5670, 5985, 6156, 6318, 6669, 6804, 6916, 7020, 7182, 7371, 7410, 7695, 7980, 8190, 8505, 8645, 8892, 9234, 9828, 10260, 10374, 10530, 10773, 11115, 11340, 11970, 12285, 12636, 13338, 14364, 14742, 14820, 15390, 15561, 15795, 16380, 17010, 17290, 17955, 18468, 20007, 20748, 21060, 21546, 22113, 22230, 23085, 23940, 24570, 25935, 26676, 29484, 30780, 31122, 31590, 32319, 33345, 34020, 34580, 35910, 36855, 40014, 43092, 44226, 44460, 46170, 46683, 49140, 51870, 53865, 60021, 62244, 63180, 64638, 66690, 71820, 73710, 77805, 80028, 88452, 92340, 93366, 100035, 103740, 107730, 110565, 120042, 129276, 133380, 140049, 147420, 155610, 161595, 186732, 200070, 215460, 221130, 233415, 240084, 280098, 300105, 311220, 323190, 400140, 420147, 442260, 466830, 560196, 600210, 646380, 700245, 840294, 933660, 1200420, 1400490, 1680588, 2100735, 2800980, 4201470, 8402940]

約数ペア:

[(1, 8402940), (2, 4201470), (3, 2800980), (4, 2100735), (5, 1680588), (6, 1400490), (7, 1200420), (9, 933660), (10, 840294), (12, 700245), (13, 646380), (14, 600210), (15, 560196), (18, 466830), (19, 442260), (20, 420147), (21, 400140), (26, 323190), (27, 311220), (28, 300105), (30, 280098), (35, 240084), (36, 233415), (38, 221130), (39, 215460), (42, 200070), (45, 186732), (52, 161595), (54, 155610), (57, 147420), (60, 140049), (63, 133380), (65, 129276), (70, 120042), (76, 110565), (78, 107730), (81, 103740), (84, 100035), (90, 93366), (91, 92340), (95, 88452), (105, 80028), (108, 77805), (114, 73710), (117, 71820), (126, 66690), (130, 64638), (133, 63180), (135, 62244), (140, 60021), (156, 53865), (162, 51870), (171, 49140), (180, 46683), (182, 46170), (189, 44460), (190, 44226), (195, 43092), (210, 40014), (228, 36855), (234, 35910), (243, 34580), (247, 34020), (252, 33345), (260, 32319), (266, 31590), (270, 31122), (273, 30780), (285, 29484), (315, 26676), (324, 25935), (342, 24570), (351, 23940), (364, 23085), (378, 22230), (380, 22113), (390, 21546), (399, 21060), (405, 20748), (420, 20007), (455, 18468), (468, 17955), (486, 17290), (494, 17010), (513, 16380), (532, 15795), (540, 15561), (546, 15390), (567, 14820), (570, 14742), (585, 14364), (630, 13338), (665, 12636), (684, 12285), (702, 11970), (741, 11340), (756, 11115), (780, 10773), (798, 10530), (810, 10374), (819, 10260), (855, 9828), (910, 9234), (945, 8892), (972, 8645), (988, 8505), (1026, 8190), (1053, 7980), (1092, 7695), (1134, 7410), (1140, 7371), (1170, 7182), (1197, 7020), (1215, 6916), (1235, 6804), (1260, 6669), (1330, 6318), (1365, 6156), (1404, 5985), (1482, 5670), (1539, 5460), (1596, 5265), (1620, 5187), (1638, 5130), (1701, 4940), (1710, 4914), (1729, 4860), (1755, 4788), (1820, 4617), (1890, 4446), (1995, 4212), (2052, 4095), (2106, 3990), (2223, 3780), (2268, 3705), (2340, 3591), (2394, 3510), (2430, 3458), (2457, 3420), (2470, 3402), (2565, 3276), (2660, 3159), (2730, 3078), (2835, 2964)]