389808120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{3163}}^1$

素因数の和:3269

約数の個数: 128

約数和(自身を含む): 1275724800

約数和(自身を除く): 885916680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 79, 104, 120, 130, 156, 158, 195, 237, 260, 312, 316, 390, 395, 474, 520, 632, 780, 790, 948, 1027, 1185, 1560, 1580, 1896, 2054, 2370, 3081, 3160, 3163, 4108, 4740, 5135, 6162, 6326, 8216, 9480, 9489, 10270, 12324, 12652, 15405, 15815, 18978, 20540, 24648, 25304, 30810, 31630, 37956, 41080, 41119, 47445, 61620, 63260, 75912, 82238, 94890, 123240, 123357, 126520, 164476, 189780, 205595, 246714, 249877, 328952, 379560, 411190, 493428, 499754, 616785, 749631, 822380, 986856, 999508, 1233570, 1249385, 1499262, 1644760, 1999016, 2467140, 2498770, 2998524, 3248401, 3748155, 4934280, 4997540, 5997048, 6496802, 7496310, 9745203, 9995080, 12993604, 14992620, 16242005, 19490406, 25987208, 29985240, 32484010, 38980812, 48726015, 64968020, 77961624, 97452030, 129936040, 194904060, 389808120]

約数ペア:

[(1, 389808120), (2, 194904060), (3, 129936040), (4, 97452030), (5, 77961624), (6, 64968020), (8, 48726015), (10, 38980812), (12, 32484010), (13, 29985240), (15, 25987208), (20, 19490406), (24, 16242005), (26, 14992620), (30, 12993604), (39, 9995080), (40, 9745203), (52, 7496310), (60, 6496802), (65, 5997048), (78, 4997540), (79, 4934280), (104, 3748155), (120, 3248401), (130, 2998524), (156, 2498770), (158, 2467140), (195, 1999016), (237, 1644760), (260, 1499262), (312, 1249385), (316, 1233570), (390, 999508), (395, 986856), (474, 822380), (520, 749631), (632, 616785), (780, 499754), (790, 493428), (948, 411190), (1027, 379560), (1185, 328952), (1560, 249877), (1580, 246714), (1896, 205595), (2054, 189780), (2370, 164476), (3081, 126520), (3160, 123357), (3163, 123240), (4108, 94890), (4740, 82238), (5135, 75912), (6162, 63260), (6326, 61620), (8216, 47445), (9480, 41119), (9489, 41080), (10270, 37956), (12324, 31630), (12652, 30810), (15405, 25304), (15815, 24648), (18978, 20540)]