81621540

素因数分解:

$2^2\times 3^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{151}}^1$

素因数の和:200

約数の個数: 384

約数和(自身を含む): 343203840

約数和(自身を除く): 261582300

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 11, 12, 13, 14, 15, 18, 20, 21, 22, 26, 27, 28, 30, 33, 35, 36, 39, 42, 44, 45, 52, 54, 55, 60, 63, 65, 66, 70, 77, 78, 84, 90, 91, 99, 105, 108, 110, 117, 126, 130, 132, 135, 140, 143, 151, 154, 156, 165, 180, 182, 189, 195, 198, 210, 220, 231, 234, 252, 260, 270, 273, 286, 297, 302, 308, 315, 330, 351, 364, 378, 385, 390, 396, 420, 429, 453, 455, 462, 468, 495, 540, 546, 572, 585, 594, 604, 630, 660, 693, 702, 715, 755, 756, 770, 780, 819, 858, 906, 910, 924, 945, 990, 1001, 1057, 1092, 1155, 1170, 1188, 1260, 1287, 1359, 1365, 1386, 1404, 1430, 1485, 1510, 1540, 1638, 1661, 1716, 1755, 1812, 1820, 1890, 1963, 1980, 2002, 2079, 2114, 2145, 2265, 2310, 2340, 2457, 2574, 2718, 2730, 2772, 2860, 2970, 3003, 3020, 3171, 3276, 3322, 3465, 3510, 3780, 3861, 3926, 4004, 4077, 4095, 4158, 4228, 4290, 4530, 4620, 4914, 4983, 5005, 5148, 5285, 5436, 5460, 5889, 5940, 6006, 6342, 6435, 6644, 6795, 6930, 7020, 7722, 7852, 8154, 8190, 8305, 8316, 8580, 9009, 9060, 9513, 9815, 9828, 9966, 10010, 10395, 10570, 11627, 11778, 12012, 12285, 12684, 12870, 13590, 13741, 13860, 14949, 15015, 15444, 15855, 16308, 16380, 16610, 17667, 18018, 19026, 19305, 19630, 19932, 20020, 20385, 20790, 21140, 21593, 23254, 23556, 24570, 24915, 25740, 27027, 27180, 27482, 28539, 29445, 29898, 30030, 31710, 33220, 34881, 35334, 36036, 38052, 38610, 39260, 40770, 41223, 41580, 43186, 44847, 45045, 46508, 47565, 49140, 49830, 53001, 54054, 54964, 57078, 58135, 58890, 59796, 60060, 63420, 64779, 68705, 69762, 70668, 74745, 77220, 81540, 82446, 86372, 88335, 89694, 90090, 95130, 99660, 104643, 106002, 107965, 108108, 114156, 116270, 117780, 123669, 129558, 135135, 137410, 139524, 142695, 149490, 151151, 164892, 174405, 176670, 179388, 180180, 190260, 194337, 206115, 209286, 212004, 215930, 224235, 232540, 247338, 259116, 265005, 270270, 274820, 285390, 298980, 302302, 313929, 323895, 348810, 353340, 371007, 388674, 412230, 418572, 431860, 448470, 453453, 494676, 523215, 530010, 540540, 570780, 583011, 604604, 618345, 627858, 647790, 697620, 742014, 755755, 777348, 824460, 896940, 906906, 971685, 1046430, 1060020, 1166022, 1236690, 1255716, 1295580, 1360359, 1484028, 1511510, 1569645, 1813812, 1855035, 1943370, 2092860, 2267265, 2332044, 2473380, 2720718, 2915055, 3023020, 3139290, 3710070, 3886740, 4081077, 4534530, 5441436, 5830110, 6278580, 6801795, 7420140, 8162154, 9069060, 11660220, 13603590, 16324308, 20405385, 27207180, 40810770, 81621540]

約数ペア:

[(1, 81621540), (2, 40810770), (3, 27207180), (4, 20405385), (5, 16324308), (6, 13603590), (7, 11660220), (9, 9069060), (10, 8162154), (11, 7420140), (12, 6801795), (13, 6278580), (14, 5830110), (15, 5441436), (18, 4534530), (20, 4081077), (21, 3886740), (22, 3710070), (26, 3139290), (27, 3023020), (28, 2915055), (30, 2720718), (33, 2473380), (35, 2332044), (36, 2267265), (39, 2092860), (42, 1943370), (44, 1855035), (45, 1813812), (52, 1569645), (54, 1511510), (55, 1484028), (60, 1360359), (63, 1295580), (65, 1255716), (66, 1236690), (70, 1166022), (77, 1060020), (78, 1046430), (84, 971685), (90, 906906), (91, 896940), (99, 824460), (105, 777348), (108, 755755), (110, 742014), (117, 697620), (126, 647790), (130, 627858), (132, 618345), (135, 604604), (140, 583011), (143, 570780), (151, 540540), (154, 530010), (156, 523215), (165, 494676), (180, 453453), (182, 448470), (189, 431860), (195, 418572), (198, 412230), (210, 388674), (220, 371007), (231, 353340), (234, 348810), (252, 323895), (260, 313929), (270, 302302), (273, 298980), (286, 285390), (297, 274820), (302, 270270), (308, 265005), (315, 259116), (330, 247338), (351, 232540), (364, 224235), (378, 215930), (385, 212004), (390, 209286), (396, 206115), (420, 194337), (429, 190260), (453, 180180), (455, 179388), (462, 176670), (468, 174405), (495, 164892), (540, 151151), (546, 149490), (572, 142695), (585, 139524), (594, 137410), (604, 135135), (630, 129558), (660, 123669), (693, 117780), (702, 116270), (715, 114156), (755, 108108), (756, 107965), (770, 106002), (780, 104643), (819, 99660), (858, 95130), (906, 90090), (910, 89694), (924, 88335), (945, 86372), (990, 82446), (1001, 81540), (1057, 77220), (1092, 74745), (1155, 70668), (1170, 69762), (1188, 68705), (1260, 64779), (1287, 63420), (1359, 60060), (1365, 59796), (1386, 58890), (1404, 58135), (1430, 57078), (1485, 54964), (1510, 54054), (1540, 53001), (1638, 49830), (1661, 49140), (1716, 47565), (1755, 46508), (1812, 45045), (1820, 44847), (1890, 43186), (1963, 41580), (1980, 41223), (2002, 40770), (2079, 39260), (2114, 38610), (2145, 38052), (2265, 36036), (2310, 35334), (2340, 34881), (2457, 33220), (2574, 31710), (2718, 30030), (2730, 29898), (2772, 29445), (2860, 28539), (2970, 27482), (3003, 27180), (3020, 27027), (3171, 25740), (3276, 24915), (3322, 24570), (3465, 23556), (3510, 23254), (3780, 21593), (3861, 21140), (3926, 20790), (4004, 20385), (4077, 20020), (4095, 19932), (4158, 19630), (4228, 19305), (4290, 19026), (4530, 18018), (4620, 17667), (4914, 16610), (4983, 16380), (5005, 16308), (5148, 15855), (5285, 15444), (5436, 15015), (5460, 14949), (5889, 13860), (5940, 13741), (6006, 13590), (6342, 12870), (6435, 12684), (6644, 12285), (6795, 12012), (6930, 11778), (7020, 11627), (7722, 10570), (7852, 10395), (8154, 10010), (8190, 9966), (8305, 9828), (8316, 9815), (8580, 9513), (9009, 9060)]