664699408020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{181}}^1\times {\mathrm{3041}}^1\times {\mathrm{6709}}^1$

素因数の和:9946

約数の個数: 144

約数和(自身を含む): 2028363377040

約数和(自身を除く): 1363663969020

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 181, 362, 543, 724, 905, 1086, 1629, 1810, 2172, 2715, 3041, 3258, 3620, 5430, 6082, 6516, 6709, 8145, 9123, 10860, 12164, 13418, 15205, 16290, 18246, 20127, 26836, 27369, 30410, 32580, 33545, 36492, 40254, 45615, 54738, 60381, 60820, 67090, 80508, 91230, 100635, 109476, 120762, 134180, 136845, 182460, 201270, 241524, 273690, 301905, 402540, 547380, 550421, 603810, 1100842, 1207620, 1214329, 1651263, 2201684, 2428658, 2752105, 3302526, 3642987, 4857316, 4953789, 5504210, 6071645, 6605052, 7285974, 8256315, 9907578, 10928961, 11008420, 12143290, 14571948, 16512630, 18214935, 19815156, 20402069, 21857922, 24286580, 24768945, 33025260, 36429870, 40804138, 43715844, 49537890, 54644805, 61206207, 72859740, 81608276, 99075780, 102010345, 109289610, 122412414, 183618621, 204020690, 218579220, 244824828, 306031035, 367237242, 408041380, 612062070, 734474484, 918093105, 1224124140, 1836186210, 3672372420, 3692774489, 7385548978, 11078323467, 14771097956, 18463872445, 22156646934, 33234970401, 36927744890, 44313293868, 55391617335, 66469940802, 73855489780, 110783234670, 132939881604, 166174852005, 221566469340, 332349704010, 664699408020]

約数ペア:

[(1, 664699408020), (2, 332349704010), (3, 221566469340), (4, 166174852005), (5, 132939881604), (6, 110783234670), (9, 73855489780), (10, 66469940802), (12, 55391617335), (15, 44313293868), (18, 36927744890), (20, 33234970401), (30, 22156646934), (36, 18463872445), (45, 14771097956), (60, 11078323467), (90, 7385548978), (180, 3692774489), (181, 3672372420), (362, 1836186210), (543, 1224124140), (724, 918093105), (905, 734474484), (1086, 612062070), (1629, 408041380), (1810, 367237242), (2172, 306031035), (2715, 244824828), (3041, 218579220), (3258, 204020690), (3620, 183618621), (5430, 122412414), (6082, 109289610), (6516, 102010345), (6709, 99075780), (8145, 81608276), (9123, 72859740), (10860, 61206207), (12164, 54644805), (13418, 49537890), (15205, 43715844), (16290, 40804138), (18246, 36429870), (20127, 33025260), (26836, 24768945), (27369, 24286580), (30410, 21857922), (32580, 20402069), (33545, 19815156), (36492, 18214935), (40254, 16512630), (45615, 14571948), (54738, 12143290), (60381, 11008420), (60820, 10928961), (67090, 9907578), (80508, 8256315), (91230, 7285974), (100635, 6605052), (109476, 6071645), (120762, 5504210), (134180, 4953789), (136845, 4857316), (182460, 3642987), (201270, 3302526), (241524, 2752105), (273690, 2428658), (301905, 2201684), (402540, 1651263), (547380, 1214329), (550421, 1207620), (603810, 1100842)]