1909639680

素因数分解:

$2^9\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{617}}^1$

素因数の和:687

約数の個数: 320

約数和(自身を含む): 6797564928

約数和(自身を除く): 4887925248

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 31, 32, 39, 40, 48, 52, 60, 62, 64, 65, 78, 80, 93, 96, 104, 120, 124, 128, 130, 155, 156, 160, 186, 192, 195, 208, 240, 248, 256, 260, 310, 312, 320, 372, 384, 390, 403, 416, 465, 480, 496, 512, 520, 617, 620, 624, 640, 744, 768, 780, 806, 832, 930, 960, 992, 1040, 1209, 1234, 1240, 1248, 1280, 1488, 1536, 1560, 1612, 1664, 1851, 1860, 1920, 1984, 2015, 2080, 2418, 2468, 2480, 2496, 2560, 2976, 3085, 3120, 3224, 3328, 3702, 3720, 3840, 3968, 4030, 4160, 4836, 4936, 4960, 4992, 5952, 6045, 6170, 6240, 6448, 6656, 7404, 7440, 7680, 7936, 8021, 8060, 8320, 9255, 9672, 9872, 9920, 9984, 11904, 12090, 12340, 12480, 12896, 14808, 14880, 15872, 16042, 16120, 16640, 18510, 19127, 19344, 19744, 19840, 19968, 23808, 24063, 24180, 24680, 24960, 25792, 29616, 29760, 32084, 32240, 33280, 37020, 38254, 38688, 39488, 39680, 40105, 47616, 48126, 48360, 49360, 49920, 51584, 57381, 59232, 59520, 64168, 64480, 74040, 76508, 77376, 78976, 79360, 80210, 95635, 96252, 96720, 98720, 99840, 103168, 114762, 118464, 119040, 120315, 128336, 128960, 148080, 153016, 154752, 157952, 160420, 191270, 192504, 193440, 197440, 206336, 229524, 236928, 238080, 240630, 248651, 256672, 257920, 286905, 296160, 306032, 309504, 315904, 320840, 382540, 385008, 386880, 394880, 459048, 473856, 481260, 497302, 513344, 515840, 573810, 592320, 612064, 619008, 641680, 745953, 765080, 770016, 773760, 789760, 918096, 947712, 962520, 994604, 1026688, 1031680, 1147620, 1184640, 1224128, 1243255, 1283360, 1491906, 1530160, 1540032, 1547520, 1579520, 1836192, 1925040, 1989208, 2053376, 2295240, 2369280, 2448256, 2486510, 2566720, 2983812, 3060320, 3080064, 3095040, 3672384, 3729765, 3850080, 3978416, 4106752, 4590480, 4738560, 4896512, 4973020, 5133440, 5967624, 6120640, 6160128, 7344768, 7459530, 7700160, 7956832, 9180960, 9793024, 9946040, 10266880, 11935248, 12241280, 12320256, 14689536, 14919060, 15400320, 15913664, 18361920, 19892080, 20533760, 23870496, 24482560, 29379072, 29838120, 30800640, 31827328, 36723840, 39784160, 47740992, 48965120, 59676240, 61601280, 63654656, 73447680, 79568320, 95481984, 119352480, 127309312, 146895360, 159136640, 190963968, 238704960, 318273280, 381927936, 477409920, 636546560, 954819840, 1909639680]

約数ペア:

[(1, 1909639680), (2, 954819840), (3, 636546560), (4, 477409920), (5, 381927936), (6, 318273280), (8, 238704960), (10, 190963968), (12, 159136640), (13, 146895360), (15, 127309312), (16, 119352480), (20, 95481984), (24, 79568320), (26, 73447680), (30, 63654656), (31, 61601280), (32, 59676240), (39, 48965120), (40, 47740992), (48, 39784160), (52, 36723840), (60, 31827328), (62, 30800640), (64, 29838120), (65, 29379072), (78, 24482560), (80, 23870496), (93, 20533760), (96, 19892080), (104, 18361920), (120, 15913664), (124, 15400320), (128, 14919060), (130, 14689536), (155, 12320256), (156, 12241280), (160, 11935248), (186, 10266880), (192, 9946040), (195, 9793024), (208, 9180960), (240, 7956832), (248, 7700160), (256, 7459530), (260, 7344768), (310, 6160128), (312, 6120640), (320, 5967624), (372, 5133440), (384, 4973020), (390, 4896512), (403, 4738560), (416, 4590480), (465, 4106752), (480, 3978416), (496, 3850080), (512, 3729765), (520, 3672384), (617, 3095040), (620, 3080064), (624, 3060320), (640, 2983812), (744, 2566720), (768, 2486510), (780, 2448256), (806, 2369280), (832, 2295240), (930, 2053376), (960, 1989208), (992, 1925040), (1040, 1836192), (1209, 1579520), (1234, 1547520), (1240, 1540032), (1248, 1530160), (1280, 1491906), (1488, 1283360), (1536, 1243255), (1560, 1224128), (1612, 1184640), (1664, 1147620), (1851, 1031680), (1860, 1026688), (1920, 994604), (1984, 962520), (2015, 947712), (2080, 918096), (2418, 789760), (2468, 773760), (2480, 770016), (2496, 765080), (2560, 745953), (2976, 641680), (3085, 619008), (3120, 612064), (3224, 592320), (3328, 573810), (3702, 515840), (3720, 513344), (3840, 497302), (3968, 481260), (4030, 473856), (4160, 459048), (4836, 394880), (4936, 386880), (4960, 385008), (4992, 382540), (5952, 320840), (6045, 315904), (6170, 309504), (6240, 306032), (6448, 296160), (6656, 286905), (7404, 257920), (7440, 256672), (7680, 248651), (7936, 240630), (8021, 238080), (8060, 236928), (8320, 229524), (9255, 206336), (9672, 197440), (9872, 193440), (9920, 192504), (9984, 191270), (11904, 160420), (12090, 157952), (12340, 154752), (12480, 153016), (12896, 148080), (14808, 128960), (14880, 128336), (15872, 120315), (16042, 119040), (16120, 118464), (16640, 114762), (18510, 103168), (19127, 99840), (19344, 98720), (19744, 96720), (19840, 96252), (19968, 95635), (23808, 80210), (24063, 79360), (24180, 78976), (24680, 77376), (24960, 76508), (25792, 74040), (29616, 64480), (29760, 64168), (32084, 59520), (32240, 59232), (33280, 57381), (37020, 51584), (38254, 49920), (38688, 49360), (39488, 48360), (39680, 48126), (40105, 47616)]