291059820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{39439}}^1$

素因数の和:39495

約数の個数: 72

約数和(自身を含む): 904438080

約数和(自身を除く): 613378260

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 41, 45, 60, 82, 90, 123, 164, 180, 205, 246, 369, 410, 492, 615, 738, 820, 1230, 1476, 1845, 2460, 3690, 7380, 39439, 78878, 118317, 157756, 197195, 236634, 354951, 394390, 473268, 591585, 709902, 788780, 1183170, 1419804, 1616999, 1774755, 2366340, 3233998, 3549510, 4850997, 6467996, 7099020, 8084995, 9701994, 14552991, 16169990, 19403988, 24254985, 29105982, 32339980, 48509970, 58211964, 72764955, 97019940, 145529910, 291059820]

約数ペア:

[(1, 291059820), (2, 145529910), (3, 97019940), (4, 72764955), (5, 58211964), (6, 48509970), (9, 32339980), (10, 29105982), (12, 24254985), (15, 19403988), (18, 16169990), (20, 14552991), (30, 9701994), (36, 8084995), (41, 7099020), (45, 6467996), (60, 4850997), (82, 3549510), (90, 3233998), (123, 2366340), (164, 1774755), (180, 1616999), (205, 1419804), (246, 1183170), (369, 788780), (410, 709902), (492, 591585), (615, 473268), (738, 394390), (820, 354951), (1230, 236634), (1476, 197195), (1845, 157756), (2460, 118317), (3690, 78878), (7380, 39439)]