665162160

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{213193}}^1$

素因数の和:213222

約数の個数: 80

約数和(自身を含む): 2220628704

約数和(自身を除く): 1555466544

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 78, 80, 104, 120, 130, 156, 195, 208, 240, 260, 312, 390, 520, 624, 780, 1040, 1560, 3120, 213193, 426386, 639579, 852772, 1065965, 1279158, 1705544, 2131930, 2558316, 2771509, 3197895, 3411088, 4263860, 5116632, 5543018, 6395790, 8314527, 8527720, 10233264, 11086036, 12791580, 13857545, 16629054, 17055440, 22172072, 25583160, 27715090, 33258108, 41572635, 44344144, 51166320, 55430180, 66516216, 83145270, 110860360, 133032432, 166290540, 221720720, 332581080, 665162160]

約数ペア:

[(1, 665162160), (2, 332581080), (3, 221720720), (4, 166290540), (5, 133032432), (6, 110860360), (8, 83145270), (10, 66516216), (12, 55430180), (13, 51166320), (15, 44344144), (16, 41572635), (20, 33258108), (24, 27715090), (26, 25583160), (30, 22172072), (39, 17055440), (40, 16629054), (48, 13857545), (52, 12791580), (60, 11086036), (65, 10233264), (78, 8527720), (80, 8314527), (104, 6395790), (120, 5543018), (130, 5116632), (156, 4263860), (195, 3411088), (208, 3197895), (240, 2771509), (260, 2558316), (312, 2131930), (390, 1705544), (520, 1279158), (624, 1065965), (780, 852772), (1040, 639579), (1560, 426386), (3120, 213193)]