687807731640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1\times {\mathrm{907063}}^1$

素因数の和:907237

約数の個数: 128

約数和(自身を含む): 2115998899200

約数和(自身を除く): 1428191167560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 71, 89, 120, 142, 178, 213, 267, 284, 355, 356, 426, 445, 534, 568, 710, 712, 852, 890, 1065, 1068, 1335, 1420, 1704, 1780, 2130, 2136, 2670, 2840, 3560, 4260, 5340, 6319, 8520, 10680, 12638, 18957, 25276, 31595, 37914, 50552, 63190, 75828, 94785, 126380, 151656, 189570, 252760, 379140, 758280, 907063, 1814126, 2721189, 3628252, 4535315, 5442378, 7256504, 9070630, 10884756, 13605945, 18141260, 21769512, 27211890, 36282520, 54423780, 64401473, 80728607, 108847560, 128802946, 161457214, 193204419, 242185821, 257605892, 322007365, 322914428, 386408838, 403643035, 484371642, 515211784, 644014730, 645828856, 772817676, 807286070, 966022095, 968743284, 1210929105, 1288029460, 1545635352, 1614572140, 1932044190, 1937486568, 2421858210, 2576058920, 3229144280, 3864088380, 4843716420, 5731731097, 7728176760, 9687432840, 11463462194, 17195193291, 22926924388, 28658655485, 34390386582, 45853848776, 57317310970, 68780773164, 85975966455, 114634621940, 137561546328, 171951932910, 229269243880, 343903865820, 687807731640]

約数ペア:

[(1, 687807731640), (2, 343903865820), (3, 229269243880), (4, 171951932910), (5, 137561546328), (6, 114634621940), (8, 85975966455), (10, 68780773164), (12, 57317310970), (15, 45853848776), (20, 34390386582), (24, 28658655485), (30, 22926924388), (40, 17195193291), (60, 11463462194), (71, 9687432840), (89, 7728176760), (120, 5731731097), (142, 4843716420), (178, 3864088380), (213, 3229144280), (267, 2576058920), (284, 2421858210), (355, 1937486568), (356, 1932044190), (426, 1614572140), (445, 1545635352), (534, 1288029460), (568, 1210929105), (710, 968743284), (712, 966022095), (852, 807286070), (890, 772817676), (1065, 645828856), (1068, 644014730), (1335, 515211784), (1420, 484371642), (1704, 403643035), (1780, 386408838), (2130, 322914428), (2136, 322007365), (2670, 257605892), (2840, 242185821), (3560, 193204419), (4260, 161457214), (5340, 128802946), (6319, 108847560), (8520, 80728607), (10680, 64401473), (12638, 54423780), (18957, 36282520), (25276, 27211890), (31595, 21769512), (37914, 18141260), (50552, 13605945), (63190, 10884756), (75828, 9070630), (94785, 7256504), (126380, 5442378), (151656, 4535315), (189570, 3628252), (252760, 2721189), (379140, 1814126), (758280, 907063)]