128714480

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1$

素因数の和:175

約数の個数: 160

約数和(自身を含む): 339406848

約数和(自身を除く): 210692368

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 31, 34, 40, 43, 62, 68, 71, 80, 85, 86, 124, 136, 142, 155, 170, 172, 215, 248, 272, 284, 310, 340, 344, 355, 430, 496, 527, 568, 620, 680, 688, 710, 731, 860, 1054, 1136, 1207, 1240, 1333, 1360, 1420, 1462, 1720, 2108, 2201, 2414, 2480, 2635, 2666, 2840, 2924, 3053, 3440, 3655, 4216, 4402, 4828, 5270, 5332, 5680, 5848, 6035, 6106, 6665, 7310, 8432, 8804, 9656, 10540, 10664, 11005, 11696, 12070, 12212, 13330, 14620, 15265, 17608, 19312, 21080, 21328, 22010, 22661, 24140, 24424, 26660, 29240, 30530, 35216, 37417, 42160, 44020, 45322, 48280, 48848, 51901, 53320, 58480, 61060, 74834, 88040, 90644, 94643, 96560, 103802, 106640, 113305, 122120, 149668, 176080, 181288, 187085, 189286, 207604, 226610, 244240, 259505, 299336, 362576, 374170, 378572, 415208, 453220, 473215, 519010, 598672, 748340, 757144, 830416, 906440, 946430, 1038020, 1496680, 1514288, 1608931, 1812880, 1892860, 2076040, 2993360, 3217862, 3785720, 4152080, 6435724, 7571440, 8044655, 12871448, 16089310, 25742896, 32178620, 64357240, 128714480]

約数ペア:

[(1, 128714480), (2, 64357240), (4, 32178620), (5, 25742896), (8, 16089310), (10, 12871448), (16, 8044655), (17, 7571440), (20, 6435724), (31, 4152080), (34, 3785720), (40, 3217862), (43, 2993360), (62, 2076040), (68, 1892860), (71, 1812880), (80, 1608931), (85, 1514288), (86, 1496680), (124, 1038020), (136, 946430), (142, 906440), (155, 830416), (170, 757144), (172, 748340), (215, 598672), (248, 519010), (272, 473215), (284, 453220), (310, 415208), (340, 378572), (344, 374170), (355, 362576), (430, 299336), (496, 259505), (527, 244240), (568, 226610), (620, 207604), (680, 189286), (688, 187085), (710, 181288), (731, 176080), (860, 149668), (1054, 122120), (1136, 113305), (1207, 106640), (1240, 103802), (1333, 96560), (1360, 94643), (1420, 90644), (1462, 88040), (1720, 74834), (2108, 61060), (2201, 58480), (2414, 53320), (2480, 51901), (2635, 48848), (2666, 48280), (2840, 45322), (2924, 44020), (3053, 42160), (3440, 37417), (3655, 35216), (4216, 30530), (4402, 29240), (4828, 26660), (5270, 24424), (5332, 24140), (5680, 22661), (5848, 22010), (6035, 21328), (6106, 21080), (6665, 19312), (7310, 17608), (8432, 15265), (8804, 14620), (9656, 13330), (10540, 12212), (10664, 12070), (11005, 11696)]