712319120

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{211}}^1\times {\mathrm{2221}}^1$

素因数の和:2464

約数の個数: 80

約数和(自身を含む): 1752358080

約数和(自身を除く): 1040038960

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 211, 304, 380, 422, 760, 844, 1055, 1520, 1688, 2110, 2221, 3376, 4009, 4220, 4442, 8018, 8440, 8884, 11105, 16036, 16880, 17768, 20045, 22210, 32072, 35536, 40090, 42199, 44420, 64144, 80180, 84398, 88840, 160360, 168796, 177680, 210995, 320720, 337592, 421990, 468631, 675184, 843980, 937262, 1687960, 1874524, 2343155, 3375920, 3749048, 4686310, 7498096, 8903989, 9372620, 17807978, 18745240, 35615956, 37490480, 44519945, 71231912, 89039890, 142463824, 178079780, 356159560, 712319120]

約数ペア:

[(1, 712319120), (2, 356159560), (4, 178079780), (5, 142463824), (8, 89039890), (10, 71231912), (16, 44519945), (19, 37490480), (20, 35615956), (38, 18745240), (40, 17807978), (76, 9372620), (80, 8903989), (95, 7498096), (152, 4686310), (190, 3749048), (211, 3375920), (304, 2343155), (380, 1874524), (422, 1687960), (760, 937262), (844, 843980), (1055, 675184), (1520, 468631), (1688, 421990), (2110, 337592), (2221, 320720), (3376, 210995), (4009, 177680), (4220, 168796), (4442, 160360), (8018, 88840), (8440, 84398), (8884, 80180), (11105, 64144), (16036, 44420), (16880, 42199), (17768, 40090), (20045, 35536), (22210, 32072)]