8188440

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{181}}^1$

素因数の和:237

約数の個数: 128

約数和(自身を含む): 27518400

約数和(自身を除く): 19329960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 29, 30, 39, 40, 52, 58, 60, 65, 78, 87, 104, 116, 120, 130, 145, 156, 174, 181, 195, 232, 260, 290, 312, 348, 362, 377, 390, 435, 520, 543, 580, 696, 724, 754, 780, 870, 905, 1086, 1131, 1160, 1448, 1508, 1560, 1740, 1810, 1885, 2172, 2262, 2353, 2715, 3016, 3480, 3620, 3770, 4344, 4524, 4706, 5249, 5430, 5655, 7059, 7240, 7540, 9048, 9412, 10498, 10860, 11310, 11765, 14118, 15080, 15747, 18824, 20996, 21720, 22620, 23530, 26245, 28236, 31494, 35295, 41992, 45240, 47060, 52490, 56472, 62988, 68237, 70590, 78735, 94120, 104980, 125976, 136474, 141180, 157470, 204711, 209960, 272948, 282360, 314940, 341185, 409422, 545896, 629880, 682370, 818844, 1023555, 1364740, 1637688, 2047110, 2729480, 4094220, 8188440]

約数ペア:

[(1, 8188440), (2, 4094220), (3, 2729480), (4, 2047110), (5, 1637688), (6, 1364740), (8, 1023555), (10, 818844), (12, 682370), (13, 629880), (15, 545896), (20, 409422), (24, 341185), (26, 314940), (29, 282360), (30, 272948), (39, 209960), (40, 204711), (52, 157470), (58, 141180), (60, 136474), (65, 125976), (78, 104980), (87, 94120), (104, 78735), (116, 70590), (120, 68237), (130, 62988), (145, 56472), (156, 52490), (174, 47060), (181, 45240), (195, 41992), (232, 35295), (260, 31494), (290, 28236), (312, 26245), (348, 23530), (362, 22620), (377, 21720), (390, 20996), (435, 18824), (520, 15747), (543, 15080), (580, 14118), (696, 11765), (724, 11310), (754, 10860), (780, 10498), (870, 9412), (905, 9048), (1086, 7540), (1131, 7240), (1160, 7059), (1448, 5655), (1508, 5430), (1560, 5249), (1740, 4706), (1810, 4524), (1885, 4344), (2172, 3770), (2262, 3620), (2353, 3480), (2715, 3016)]