149767400

素因数分解:

$2^3\times 5^2\times {\mathrm{53}}^1\times {\mathrm{71}}^1\times {\mathrm{199}}^1$

素因数の和:339

約数の個数: 96

約数和(自身を含む): 361584000

約数和(自身を除く): 211816600

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 53, 71, 100, 106, 142, 199, 200, 212, 265, 284, 355, 398, 424, 530, 568, 710, 796, 995, 1060, 1325, 1420, 1592, 1775, 1990, 2120, 2650, 2840, 3550, 3763, 3980, 4975, 5300, 7100, 7526, 7960, 9950, 10547, 10600, 14129, 14200, 15052, 18815, 19900, 21094, 28258, 30104, 37630, 39800, 42188, 52735, 56516, 70645, 75260, 84376, 94075, 105470, 113032, 141290, 150520, 188150, 210940, 263675, 282580, 353225, 376300, 421880, 527350, 565160, 706450, 748837, 752600, 1054700, 1412900, 1497674, 2109400, 2825800, 2995348, 3744185, 5990696, 7488370, 14976740, 18720925, 29953480, 37441850, 74883700, 149767400]

約数ペア:

[(1, 149767400), (2, 74883700), (4, 37441850), (5, 29953480), (8, 18720925), (10, 14976740), (20, 7488370), (25, 5990696), (40, 3744185), (50, 2995348), (53, 2825800), (71, 2109400), (100, 1497674), (106, 1412900), (142, 1054700), (199, 752600), (200, 748837), (212, 706450), (265, 565160), (284, 527350), (355, 421880), (398, 376300), (424, 353225), (530, 282580), (568, 263675), (710, 210940), (796, 188150), (995, 150520), (1060, 141290), (1325, 113032), (1420, 105470), (1592, 94075), (1775, 84376), (1990, 75260), (2120, 70645), (2650, 56516), (2840, 52735), (3550, 42188), (3763, 39800), (3980, 37630), (4975, 30104), (5300, 28258), (7100, 21094), (7526, 19900), (7960, 18815), (9950, 15052), (10547, 14200), (10600, 14129)]