389617371920

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{252173}}^1$

素因数の和:252313

約数の個数: 160

約数和(自身を含む): 1080676546560

約数和(自身を除く): 691059174640

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 35, 40, 56, 62, 70, 80, 89, 112, 124, 140, 155, 178, 217, 248, 280, 310, 356, 434, 445, 496, 560, 620, 623, 712, 868, 890, 1085, 1240, 1246, 1424, 1736, 1780, 2170, 2480, 2492, 2759, 3115, 3472, 3560, 4340, 4984, 5518, 6230, 7120, 8680, 9968, 11036, 12460, 13795, 17360, 19313, 22072, 24920, 27590, 38626, 44144, 49840, 55180, 77252, 96565, 110360, 154504, 193130, 220720, 252173, 309008, 386260, 504346, 772520, 1008692, 1260865, 1545040, 1765211, 2017384, 2521730, 3530422, 4034768, 5043460, 7060844, 7817363, 8826055, 10086920, 14121688, 15634726, 17652110, 20173840, 22443397, 28243376, 31269452, 35304220, 39086815, 44886794, 54721541, 62538904, 70608440, 78173630, 89773588, 109443082, 112216985, 125077808, 141216880, 156347260, 157103779, 179547176, 218886164, 224433970, 273607705, 312694520, 314207558, 359094352, 437772328, 448867940, 547215410, 625389040, 628415116, 695745307, 785518895, 875544656, 897735880, 1094430820, 1256830232, 1391490614, 1571037790, 1795471760, 2188861640, 2513660464, 2782981228, 3142075580, 3478726535, 4377723280, 4870217149, 5565962456, 6284151160, 6957453070, 9740434298, 11131924912, 12568302320, 13914906140, 19480868596, 24351085745, 27829812280, 38961737192, 48702171490, 55659624560, 77923474384, 97404342980, 194808685960, 389617371920]

約数ペア:

[(1, 389617371920), (2, 194808685960), (4, 97404342980), (5, 77923474384), (7, 55659624560), (8, 48702171490), (10, 38961737192), (14, 27829812280), (16, 24351085745), (20, 19480868596), (28, 13914906140), (31, 12568302320), (35, 11131924912), (40, 9740434298), (56, 6957453070), (62, 6284151160), (70, 5565962456), (80, 4870217149), (89, 4377723280), (112, 3478726535), (124, 3142075580), (140, 2782981228), (155, 2513660464), (178, 2188861640), (217, 1795471760), (248, 1571037790), (280, 1391490614), (310, 1256830232), (356, 1094430820), (434, 897735880), (445, 875544656), (496, 785518895), (560, 695745307), (620, 628415116), (623, 625389040), (712, 547215410), (868, 448867940), (890, 437772328), (1085, 359094352), (1240, 314207558), (1246, 312694520), (1424, 273607705), (1736, 224433970), (1780, 218886164), (2170, 179547176), (2480, 157103779), (2492, 156347260), (2759, 141216880), (3115, 125077808), (3472, 112216985), (3560, 109443082), (4340, 89773588), (4984, 78173630), (5518, 70608440), (6230, 62538904), (7120, 54721541), (8680, 44886794), (9968, 39086815), (11036, 35304220), (12460, 31269452), (13795, 28243376), (17360, 22443397), (19313, 20173840), (22072, 17652110), (24920, 15634726), (27590, 14121688), (38626, 10086920), (44144, 8826055), (49840, 7817363), (55180, 7060844), (77252, 5043460), (96565, 4034768), (110360, 3530422), (154504, 2521730), (193130, 2017384), (220720, 1765211), (252173, 1545040), (309008, 1260865), (386260, 1008692), (504346, 772520)]