2649660

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1$

素因数の和:147

約数の個数: 96

約数和(自身を含む): 8279040

約数和(自身を除く): 5629380

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 43, 52, 60, 65, 78, 79, 86, 129, 130, 156, 158, 172, 195, 215, 237, 258, 260, 316, 390, 395, 430, 474, 516, 559, 645, 780, 790, 860, 948, 1027, 1118, 1185, 1290, 1580, 1677, 2054, 2236, 2370, 2580, 2795, 3081, 3354, 3397, 4108, 4740, 5135, 5590, 6162, 6708, 6794, 8385, 10191, 10270, 11180, 12324, 13588, 15405, 16770, 16985, 20382, 20540, 30810, 33540, 33970, 40764, 44161, 50955, 61620, 67940, 88322, 101910, 132483, 176644, 203820, 220805, 264966, 441610, 529932, 662415, 883220, 1324830, 2649660]

約数ペア:

[(1, 2649660), (2, 1324830), (3, 883220), (4, 662415), (5, 529932), (6, 441610), (10, 264966), (12, 220805), (13, 203820), (15, 176644), (20, 132483), (26, 101910), (30, 88322), (39, 67940), (43, 61620), (52, 50955), (60, 44161), (65, 40764), (78, 33970), (79, 33540), (86, 30810), (129, 20540), (130, 20382), (156, 16985), (158, 16770), (172, 15405), (195, 13588), (215, 12324), (237, 11180), (258, 10270), (260, 10191), (316, 8385), (390, 6794), (395, 6708), (430, 6162), (474, 5590), (516, 5135), (559, 4740), (645, 4108), (780, 3397), (790, 3354), (860, 3081), (948, 2795), (1027, 2580), (1118, 2370), (1185, 2236), (1290, 2054), (1580, 1677)]