164528560

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{3719}}^1$

素因数の和:3818

約数の個数: 80

約数和(自身を含む): 442828800

約数和(自身を除く): 278300240

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 79, 80, 112, 140, 158, 280, 316, 395, 553, 560, 632, 790, 1106, 1264, 1580, 2212, 2765, 3160, 3719, 4424, 5530, 6320, 7438, 8848, 11060, 14876, 18595, 22120, 26033, 29752, 37190, 44240, 52066, 59504, 74380, 104132, 130165, 148760, 208264, 260330, 293801, 297520, 416528, 520660, 587602, 1041320, 1175204, 1469005, 2056607, 2082640, 2350408, 2938010, 4113214, 4700816, 5876020, 8226428, 10283035, 11752040, 16452856, 20566070, 23504080, 32905712, 41132140, 82264280, 164528560]

約数ペア:

[(1, 164528560), (2, 82264280), (4, 41132140), (5, 32905712), (7, 23504080), (8, 20566070), (10, 16452856), (14, 11752040), (16, 10283035), (20, 8226428), (28, 5876020), (35, 4700816), (40, 4113214), (56, 2938010), (70, 2350408), (79, 2082640), (80, 2056607), (112, 1469005), (140, 1175204), (158, 1041320), (280, 587602), (316, 520660), (395, 416528), (553, 297520), (560, 293801), (632, 260330), (790, 208264), (1106, 148760), (1264, 130165), (1580, 104132), (2212, 74380), (2765, 59504), (3160, 52066), (3719, 44240), (4424, 37190), (5530, 29752), (6320, 26033), (7438, 22120), (8848, 18595), (11060, 14876)]