1330657040

素因数分解:

$2^4\times 5^1\times {\mathrm{79}}^1\times {\mathrm{311}}^1\times {\mathrm{677}}^1$

素因数の和:1080

約数の個数: 80

約数和(自身を含む): 3147655680

約数和(自身を除く): 1816998640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 79, 80, 158, 311, 316, 395, 622, 632, 677, 790, 1244, 1264, 1354, 1555, 1580, 2488, 2708, 3110, 3160, 3385, 4976, 5416, 6220, 6320, 6770, 10832, 12440, 13540, 24569, 24880, 27080, 49138, 53483, 54160, 98276, 106966, 122845, 196552, 210547, 213932, 245690, 267415, 393104, 421094, 427864, 491380, 534830, 842188, 855728, 982760, 1052735, 1069660, 1684376, 1965520, 2105470, 2139320, 3368752, 4210940, 4278640, 8421880, 16633213, 16843760, 33266426, 66532852, 83166065, 133065704, 166332130, 266131408, 332664260, 665328520, 1330657040]

約数ペア:

[(1, 1330657040), (2, 665328520), (4, 332664260), (5, 266131408), (8, 166332130), (10, 133065704), (16, 83166065), (20, 66532852), (40, 33266426), (79, 16843760), (80, 16633213), (158, 8421880), (311, 4278640), (316, 4210940), (395, 3368752), (622, 2139320), (632, 2105470), (677, 1965520), (790, 1684376), (1244, 1069660), (1264, 1052735), (1354, 982760), (1555, 855728), (1580, 842188), (2488, 534830), (2708, 491380), (3110, 427864), (3160, 421094), (3385, 393104), (4976, 267415), (5416, 245690), (6220, 213932), (6320, 210547), (6770, 196552), (10832, 122845), (12440, 106966), (13540, 98276), (24569, 54160), (24880, 53483), (27080, 49138)]