12640560

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1699}}^1$

素因数の和:1746

約数の個数: 80

約数和(自身を含む): 40473600

約数和(自身を除く): 27833040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 40, 48, 60, 62, 80, 93, 120, 124, 155, 186, 240, 248, 310, 372, 465, 496, 620, 744, 930, 1240, 1488, 1699, 1860, 2480, 3398, 3720, 5097, 6796, 7440, 8495, 10194, 13592, 16990, 20388, 25485, 27184, 33980, 40776, 50970, 52669, 67960, 81552, 101940, 105338, 135920, 158007, 203880, 210676, 263345, 316014, 407760, 421352, 526690, 632028, 790035, 842704, 1053380, 1264056, 1580070, 2106760, 2528112, 3160140, 4213520, 6320280, 12640560]

約数ペア:

[(1, 12640560), (2, 6320280), (3, 4213520), (4, 3160140), (5, 2528112), (6, 2106760), (8, 1580070), (10, 1264056), (12, 1053380), (15, 842704), (16, 790035), (20, 632028), (24, 526690), (30, 421352), (31, 407760), (40, 316014), (48, 263345), (60, 210676), (62, 203880), (80, 158007), (93, 135920), (120, 105338), (124, 101940), (155, 81552), (186, 67960), (240, 52669), (248, 50970), (310, 40776), (372, 33980), (465, 27184), (496, 25485), (620, 20388), (744, 16990), (930, 13592), (1240, 10194), (1488, 8495), (1699, 7440), (1860, 6796), (2480, 5097), (3398, 3720)]