72520140

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{1427}}^1$

素因数の和:1468

約数の個数: 144

約数和(自身を含む): 255257856

約数和(自身を除く): 182737716

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 11, 12, 14, 15, 20, 21, 22, 28, 30, 33, 35, 42, 44, 55, 60, 66, 70, 77, 84, 105, 110, 121, 132, 140, 154, 165, 210, 220, 231, 242, 308, 330, 363, 385, 420, 462, 484, 605, 660, 726, 770, 847, 924, 1155, 1210, 1427, 1452, 1540, 1694, 1815, 2310, 2420, 2541, 2854, 3388, 3630, 4235, 4281, 4620, 5082, 5708, 7135, 7260, 8470, 8562, 9989, 10164, 12705, 14270, 15697, 16940, 17124, 19978, 21405, 25410, 28540, 29967, 31394, 39956, 42810, 47091, 49945, 50820, 59934, 62788, 78485, 85620, 94182, 99890, 109879, 119868, 149835, 156970, 172667, 188364, 199780, 219758, 235455, 299670, 313940, 329637, 345334, 439516, 470910, 518001, 549395, 599340, 659274, 690668, 863335, 941820, 1036002, 1098790, 1208669, 1318548, 1648185, 1726670, 2072004, 2197580, 2417338, 2590005, 3296370, 3453340, 3626007, 4834676, 5180010, 6043345, 6592740, 7252014, 10360020, 12086690, 14504028, 18130035, 24173380, 36260070, 72520140]

約数ペア:

[(1, 72520140), (2, 36260070), (3, 24173380), (4, 18130035), (5, 14504028), (6, 12086690), (7, 10360020), (10, 7252014), (11, 6592740), (12, 6043345), (14, 5180010), (15, 4834676), (20, 3626007), (21, 3453340), (22, 3296370), (28, 2590005), (30, 2417338), (33, 2197580), (35, 2072004), (42, 1726670), (44, 1648185), (55, 1318548), (60, 1208669), (66, 1098790), (70, 1036002), (77, 941820), (84, 863335), (105, 690668), (110, 659274), (121, 599340), (132, 549395), (140, 518001), (154, 470910), (165, 439516), (210, 345334), (220, 329637), (231, 313940), (242, 299670), (308, 235455), (330, 219758), (363, 199780), (385, 188364), (420, 172667), (462, 156970), (484, 149835), (605, 119868), (660, 109879), (726, 99890), (770, 94182), (847, 85620), (924, 78485), (1155, 62788), (1210, 59934), (1427, 50820), (1452, 49945), (1540, 47091), (1694, 42810), (1815, 39956), (2310, 31394), (2420, 29967), (2541, 28540), (2854, 25410), (3388, 21405), (3630, 19978), (4235, 17124), (4281, 16940), (4620, 15697), (5082, 14270), (5708, 12705), (7135, 10164), (7260, 9989), (8470, 8562)]