450537880

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{1471}}^1$

素因数の和:1545

約数の個数: 128

約数和(自身を含む): 1187020800

約数和(自身を除く): 736482920

約数列:

[1, 2, 4, 5, 8, 10, 13, 19, 20, 26, 31, 38, 40, 52, 62, 65, 76, 95, 104, 124, 130, 152, 155, 190, 247, 248, 260, 310, 380, 403, 494, 520, 589, 620, 760, 806, 988, 1178, 1235, 1240, 1471, 1612, 1976, 2015, 2356, 2470, 2942, 2945, 3224, 4030, 4712, 4940, 5884, 5890, 7355, 7657, 8060, 9880, 11768, 11780, 14710, 15314, 16120, 19123, 23560, 27949, 29420, 30628, 38246, 38285, 45601, 55898, 58840, 61256, 76492, 76570, 91202, 95615, 111796, 139745, 152984, 153140, 182404, 191230, 223592, 228005, 279490, 306280, 363337, 364808, 382460, 456010, 558980, 592813, 726674, 764920, 866419, 912020, 1117960, 1185626, 1453348, 1732838, 1816685, 1824040, 2371252, 2906696, 2964065, 3465676, 3633370, 4332095, 4742504, 5928130, 6931352, 7266740, 8664190, 11263447, 11856260, 14533480, 17328380, 22526894, 23712520, 34656760, 45053788, 56317235, 90107576, 112634470, 225268940, 450537880]

約数ペア:

[(1, 450537880), (2, 225268940), (4, 112634470), (5, 90107576), (8, 56317235), (10, 45053788), (13, 34656760), (19, 23712520), (20, 22526894), (26, 17328380), (31, 14533480), (38, 11856260), (40, 11263447), (52, 8664190), (62, 7266740), (65, 6931352), (76, 5928130), (95, 4742504), (104, 4332095), (124, 3633370), (130, 3465676), (152, 2964065), (155, 2906696), (190, 2371252), (247, 1824040), (248, 1816685), (260, 1732838), (310, 1453348), (380, 1185626), (403, 1117960), (494, 912020), (520, 866419), (589, 764920), (620, 726674), (760, 592813), (806, 558980), (988, 456010), (1178, 382460), (1235, 364808), (1240, 363337), (1471, 306280), (1612, 279490), (1976, 228005), (2015, 223592), (2356, 191230), (2470, 182404), (2942, 153140), (2945, 152984), (3224, 139745), (4030, 111796), (4712, 95615), (4940, 91202), (5884, 76570), (5890, 76492), (7355, 61256), (7657, 58840), (8060, 55898), (9880, 45601), (11768, 38285), (11780, 38246), (14710, 30628), (15314, 29420), (16120, 27949), (19123, 23560)]