389379840

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{3271}}^1$

素因数の和:3326

約数の個数: 144

約数和(自身を含む): 1284089856

約数和(自身を除く): 894710016

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 32, 40, 48, 60, 62, 64, 80, 93, 96, 120, 124, 128, 155, 160, 186, 192, 240, 248, 256, 310, 320, 372, 384, 465, 480, 496, 620, 640, 744, 768, 930, 960, 992, 1240, 1280, 1488, 1860, 1920, 1984, 2480, 2976, 3271, 3720, 3840, 3968, 4960, 5952, 6542, 7440, 7936, 9813, 9920, 11904, 13084, 14880, 16355, 19626, 19840, 23808, 26168, 29760, 32710, 39252, 39680, 49065, 52336, 59520, 65420, 78504, 98130, 101401, 104672, 119040, 130840, 157008, 196260, 202802, 209344, 261680, 304203, 314016, 392520, 405604, 418688, 507005, 523360, 608406, 628032, 785040, 811208, 837376, 1014010, 1046720, 1216812, 1256064, 1521015, 1570080, 1622416, 2028020, 2093440, 2433624, 2512128, 3042030, 3140160, 3244832, 4056040, 4186880, 4867248, 6084060, 6280320, 6489664, 8112080, 9734496, 12168120, 12560640, 12979328, 16224160, 19468992, 24336240, 25958656, 32448320, 38937984, 48672480, 64896640, 77875968, 97344960, 129793280, 194689920, 389379840]

約数ペア:

[(1, 389379840), (2, 194689920), (3, 129793280), (4, 97344960), (5, 77875968), (6, 64896640), (8, 48672480), (10, 38937984), (12, 32448320), (15, 25958656), (16, 24336240), (20, 19468992), (24, 16224160), (30, 12979328), (31, 12560640), (32, 12168120), (40, 9734496), (48, 8112080), (60, 6489664), (62, 6280320), (64, 6084060), (80, 4867248), (93, 4186880), (96, 4056040), (120, 3244832), (124, 3140160), (128, 3042030), (155, 2512128), (160, 2433624), (186, 2093440), (192, 2028020), (240, 1622416), (248, 1570080), (256, 1521015), (310, 1256064), (320, 1216812), (372, 1046720), (384, 1014010), (465, 837376), (480, 811208), (496, 785040), (620, 628032), (640, 608406), (744, 523360), (768, 507005), (930, 418688), (960, 405604), (992, 392520), (1240, 314016), (1280, 304203), (1488, 261680), (1860, 209344), (1920, 202802), (1984, 196260), (2480, 157008), (2976, 130840), (3271, 119040), (3720, 104672), (3840, 101401), (3968, 98130), (4960, 78504), (5952, 65420), (6542, 59520), (7440, 52336), (7936, 49065), (9813, 39680), (9920, 39252), (11904, 32710), (13084, 29760), (14880, 26168), (16355, 23808), (19626, 19840)]