56258440

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{223}}^1$

素因数の和:311

約数の個数: 128

約数和(自身を含む): 156764160

約数和(自身を除く): 100505720

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 17, 20, 28, 34, 35, 40, 53, 56, 68, 70, 85, 106, 119, 136, 140, 170, 212, 223, 238, 265, 280, 340, 371, 424, 446, 476, 530, 595, 680, 742, 892, 901, 952, 1060, 1115, 1190, 1484, 1561, 1784, 1802, 1855, 2120, 2230, 2380, 2968, 3122, 3604, 3710, 3791, 4460, 4505, 4760, 6244, 6307, 7208, 7420, 7582, 7805, 8920, 9010, 11819, 12488, 12614, 14840, 15164, 15610, 18020, 18955, 23638, 25228, 26537, 30328, 31220, 31535, 36040, 37910, 47276, 50456, 53074, 59095, 62440, 63070, 75820, 82733, 94552, 106148, 118190, 126140, 132685, 151640, 165466, 200923, 212296, 236380, 252280, 265370, 330932, 401846, 413665, 472760, 530740, 661864, 803692, 827330, 1004615, 1061480, 1406461, 1607384, 1654660, 2009230, 2812922, 3309320, 4018460, 5625844, 7032305, 8036920, 11251688, 14064610, 28129220, 56258440]

約数ペア:

[(1, 56258440), (2, 28129220), (4, 14064610), (5, 11251688), (7, 8036920), (8, 7032305), (10, 5625844), (14, 4018460), (17, 3309320), (20, 2812922), (28, 2009230), (34, 1654660), (35, 1607384), (40, 1406461), (53, 1061480), (56, 1004615), (68, 827330), (70, 803692), (85, 661864), (106, 530740), (119, 472760), (136, 413665), (140, 401846), (170, 330932), (212, 265370), (223, 252280), (238, 236380), (265, 212296), (280, 200923), (340, 165466), (371, 151640), (424, 132685), (446, 126140), (476, 118190), (530, 106148), (595, 94552), (680, 82733), (742, 75820), (892, 63070), (901, 62440), (952, 59095), (1060, 53074), (1115, 50456), (1190, 47276), (1484, 37910), (1561, 36040), (1784, 31535), (1802, 31220), (1855, 30328), (2120, 26537), (2230, 25228), (2380, 23638), (2968, 18955), (3122, 18020), (3604, 15610), (3710, 15164), (3791, 14840), (4460, 12614), (4505, 12488), (4760, 11819), (6244, 9010), (6307, 8920), (7208, 7805), (7420, 7582)]