235514440

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{631}}^1$

素因数の和:723

約数の個数: 128

約数和(自身を含む): 640696320

約数和(自身を除く): 405181880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 31, 35, 40, 43, 56, 62, 70, 86, 124, 140, 155, 172, 215, 217, 248, 280, 301, 310, 344, 430, 434, 602, 620, 631, 860, 868, 1085, 1204, 1240, 1262, 1333, 1505, 1720, 1736, 2170, 2408, 2524, 2666, 3010, 3155, 4340, 4417, 5048, 5332, 6020, 6310, 6665, 8680, 8834, 9331, 10664, 12040, 12620, 13330, 17668, 18662, 19561, 22085, 25240, 26660, 27133, 35336, 37324, 39122, 44170, 46655, 53320, 54266, 74648, 78244, 88340, 93310, 97805, 108532, 135665, 136927, 156488, 176680, 186620, 189931, 195610, 217064, 271330, 273854, 373240, 379862, 391220, 542660, 547708, 684635, 759724, 782440, 841123, 949655, 1085320, 1095416, 1369270, 1519448, 1682246, 1899310, 2738540, 3364492, 3798620, 4205615, 5477080, 5887861, 6728984, 7597240, 8411230, 11775722, 16822460, 23551444, 29439305, 33644920, 47102888, 58878610, 117757220, 235514440]

約数ペア:

[(1, 235514440), (2, 117757220), (4, 58878610), (5, 47102888), (7, 33644920), (8, 29439305), (10, 23551444), (14, 16822460), (20, 11775722), (28, 8411230), (31, 7597240), (35, 6728984), (40, 5887861), (43, 5477080), (56, 4205615), (62, 3798620), (70, 3364492), (86, 2738540), (124, 1899310), (140, 1682246), (155, 1519448), (172, 1369270), (215, 1095416), (217, 1085320), (248, 949655), (280, 841123), (301, 782440), (310, 759724), (344, 684635), (430, 547708), (434, 542660), (602, 391220), (620, 379862), (631, 373240), (860, 273854), (868, 271330), (1085, 217064), (1204, 195610), (1240, 189931), (1262, 186620), (1333, 176680), (1505, 156488), (1720, 136927), (1736, 135665), (2170, 108532), (2408, 97805), (2524, 93310), (2666, 88340), (3010, 78244), (3155, 74648), (4340, 54266), (4417, 53320), (5048, 46655), (5332, 44170), (6020, 39122), (6310, 37324), (6665, 35336), (8680, 27133), (8834, 26660), (9331, 25240), (10664, 22085), (12040, 19561), (12620, 18662), (13330, 17668)]