201235120

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{1873}}^1$

素因数の和:1982

約数の個数: 80

約数和(自身を含む): 501932160

約数和(自身を除く): 300697040

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 79, 80, 85, 136, 158, 170, 272, 316, 340, 395, 632, 680, 790, 1264, 1343, 1360, 1580, 1873, 2686, 3160, 3746, 5372, 6320, 6715, 7492, 9365, 10744, 13430, 14984, 18730, 21488, 26860, 29968, 31841, 37460, 53720, 63682, 74920, 107440, 127364, 147967, 149840, 159205, 254728, 295934, 318410, 509456, 591868, 636820, 739835, 1183736, 1273640, 1479670, 2367472, 2515439, 2547280, 2959340, 5030878, 5918680, 10061756, 11837360, 12577195, 20123512, 25154390, 40247024, 50308780, 100617560, 201235120]

約数ペア:

[(1, 201235120), (2, 100617560), (4, 50308780), (5, 40247024), (8, 25154390), (10, 20123512), (16, 12577195), (17, 11837360), (20, 10061756), (34, 5918680), (40, 5030878), (68, 2959340), (79, 2547280), (80, 2515439), (85, 2367472), (136, 1479670), (158, 1273640), (170, 1183736), (272, 739835), (316, 636820), (340, 591868), (395, 509456), (632, 318410), (680, 295934), (790, 254728), (1264, 159205), (1343, 149840), (1360, 147967), (1580, 127364), (1873, 107440), (2686, 74920), (3160, 63682), (3746, 53720), (5372, 37460), (6320, 31841), (6715, 29968), (7492, 26860), (9365, 21488), (10744, 18730), (13430, 14984)]