879351720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{13109}}^1$

素因数の和:13179

約数の個数: 128

約数和(自身を含む): 2907273600

約数和(自身を除く): 2027921880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 43, 52, 60, 65, 78, 86, 104, 120, 129, 130, 156, 172, 195, 215, 258, 260, 312, 344, 390, 430, 516, 520, 559, 645, 780, 860, 1032, 1118, 1290, 1560, 1677, 1720, 2236, 2580, 2795, 3354, 4472, 5160, 5590, 6708, 8385, 11180, 13109, 13416, 16770, 22360, 26218, 33540, 39327, 52436, 65545, 67080, 78654, 104872, 131090, 157308, 170417, 196635, 262180, 314616, 340834, 393270, 511251, 524360, 563687, 681668, 786540, 852085, 1022502, 1127374, 1363336, 1573080, 1691061, 1704170, 2045004, 2254748, 2556255, 2818435, 3382122, 3408340, 4090008, 4509496, 5112510, 5636870, 6764244, 6816680, 7327931, 8455305, 10225020, 11273740, 13528488, 14655862, 16910610, 20450040, 21983793, 22547480, 29311724, 33821220, 36639655, 43967586, 58623448, 67642440, 73279310, 87935172, 109918965, 146558620, 175870344, 219837930, 293117240, 439675860, 879351720]

約数ペア:

[(1, 879351720), (2, 439675860), (3, 293117240), (4, 219837930), (5, 175870344), (6, 146558620), (8, 109918965), (10, 87935172), (12, 73279310), (13, 67642440), (15, 58623448), (20, 43967586), (24, 36639655), (26, 33821220), (30, 29311724), (39, 22547480), (40, 21983793), (43, 20450040), (52, 16910610), (60, 14655862), (65, 13528488), (78, 11273740), (86, 10225020), (104, 8455305), (120, 7327931), (129, 6816680), (130, 6764244), (156, 5636870), (172, 5112510), (195, 4509496), (215, 4090008), (258, 3408340), (260, 3382122), (312, 2818435), (344, 2556255), (390, 2254748), (430, 2045004), (516, 1704170), (520, 1691061), (559, 1573080), (645, 1363336), (780, 1127374), (860, 1022502), (1032, 852085), (1118, 786540), (1290, 681668), (1560, 563687), (1677, 524360), (1720, 511251), (2236, 393270), (2580, 340834), (2795, 314616), (3354, 262180), (4472, 196635), (5160, 170417), (5590, 157308), (6708, 131090), (8385, 104872), (11180, 78654), (13109, 67080), (13416, 65545), (16770, 52436), (22360, 39327), (26218, 33540)]