102427720

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{113}}^1$

素因数の和:215

約数の個数: 128

約数和(自身を含む): 260029440

約数和(自身を除く): 157601720

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 31, 34, 40, 43, 62, 68, 85, 86, 113, 124, 136, 155, 170, 172, 215, 226, 248, 310, 340, 344, 430, 452, 527, 565, 620, 680, 731, 860, 904, 1054, 1130, 1240, 1333, 1462, 1720, 1921, 2108, 2260, 2635, 2666, 2924, 3503, 3655, 3842, 4216, 4520, 4859, 5270, 5332, 5848, 6665, 7006, 7310, 7684, 9605, 9718, 10540, 10664, 13330, 14012, 14620, 15368, 17515, 19210, 19436, 21080, 22661, 24295, 26660, 28024, 29240, 35030, 38420, 38872, 45322, 48590, 53320, 59551, 70060, 76840, 82603, 90644, 97180, 113305, 119102, 140120, 150629, 165206, 181288, 194360, 226610, 238204, 297755, 301258, 330412, 413015, 453220, 476408, 595510, 602516, 660824, 753145, 826030, 906440, 1191020, 1205032, 1506290, 1652060, 2382040, 2560693, 3012580, 3304120, 5121386, 6025160, 10242772, 12803465, 20485544, 25606930, 51213860, 102427720]

約数ペア:

[(1, 102427720), (2, 51213860), (4, 25606930), (5, 20485544), (8, 12803465), (10, 10242772), (17, 6025160), (20, 5121386), (31, 3304120), (34, 3012580), (40, 2560693), (43, 2382040), (62, 1652060), (68, 1506290), (85, 1205032), (86, 1191020), (113, 906440), (124, 826030), (136, 753145), (155, 660824), (170, 602516), (172, 595510), (215, 476408), (226, 453220), (248, 413015), (310, 330412), (340, 301258), (344, 297755), (430, 238204), (452, 226610), (527, 194360), (565, 181288), (620, 165206), (680, 150629), (731, 140120), (860, 119102), (904, 113305), (1054, 97180), (1130, 90644), (1240, 82603), (1333, 76840), (1462, 70060), (1720, 59551), (1921, 53320), (2108, 48590), (2260, 45322), (2635, 38872), (2666, 38420), (2924, 35030), (3503, 29240), (3655, 28024), (3842, 26660), (4216, 24295), (4520, 22661), (4859, 21080), (5270, 19436), (5332, 19210), (5848, 17515), (6665, 15368), (7006, 14620), (7310, 14012), (7684, 13330), (9605, 10664), (9718, 10540)]