1227529940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{21757}}^1$

素因数の和:21817

約数の個数: 96

約数和(自身を含む): 3275188224

約数和(自身を除く): 2047658284

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 31, 35, 52, 62, 65, 70, 91, 124, 130, 140, 155, 182, 217, 260, 310, 364, 403, 434, 455, 620, 806, 868, 910, 1085, 1612, 1820, 2015, 2170, 2821, 4030, 4340, 5642, 8060, 11284, 14105, 21757, 28210, 43514, 56420, 87028, 108785, 152299, 217570, 282841, 304598, 435140, 565682, 609196, 674467, 761495, 1131364, 1348934, 1414205, 1522990, 1979887, 2697868, 2828410, 3045980, 3372335, 3959774, 4721269, 5656820, 6744670, 7919548, 8768071, 9442538, 9899435, 13489340, 17536142, 18885076, 19798870, 23606345, 35072284, 39597740, 43840355, 47212690, 61376497, 87680710, 94425380, 122752994, 175361420, 245505988, 306882485, 613764970, 1227529940]

約数ペア:

[(1, 1227529940), (2, 613764970), (4, 306882485), (5, 245505988), (7, 175361420), (10, 122752994), (13, 94425380), (14, 87680710), (20, 61376497), (26, 47212690), (28, 43840355), (31, 39597740), (35, 35072284), (52, 23606345), (62, 19798870), (65, 18885076), (70, 17536142), (91, 13489340), (124, 9899435), (130, 9442538), (140, 8768071), (155, 7919548), (182, 6744670), (217, 5656820), (260, 4721269), (310, 3959774), (364, 3372335), (403, 3045980), (434, 2828410), (455, 2697868), (620, 1979887), (806, 1522990), (868, 1414205), (910, 1348934), (1085, 1131364), (1612, 761495), (1820, 674467), (2015, 609196), (2170, 565682), (2821, 435140), (4030, 304598), (4340, 282841), (5642, 217570), (8060, 152299), (11284, 108785), (14105, 87028), (21757, 56420), (28210, 43514)]