1239980160

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{251}}^1$

素因数の和:387

約数の個数: 256

約数和(自身を含む): 4145541120

約数和(自身を除く): 2905560960

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, 83, 93, 96, 120, 124, 128, 155, 160, 166, 186, 192, 240, 248, 249, 251, 310, 320, 332, 372, 384, 415, 465, 480, 496, 498, 502, 620, 640, 664, 744, 753, 830, 930, 960, 992, 996, 1004, 1240, 1245, 1255, 1328, 1488, 1506, 1660, 1860, 1920, 1984, 1992, 2008, 2480, 2490, 2510, 2573, 2656, 2976, 3012, 3320, 3720, 3765, 3968, 3984, 4016, 4960, 4980, 5020, 5146, 5312, 5952, 6024, 6640, 7440, 7530, 7719, 7781, 7968, 8032, 9920, 9960, 10040, 10292, 10624, 11904, 12048, 12865, 13280, 14880, 15060, 15438, 15562, 15936, 16064, 19840, 19920, 20080, 20584, 20833, 23343, 24096, 25730, 26560, 29760, 30120, 30876, 31124, 31872, 32128, 38595, 38905, 39840, 40160, 41168, 41666, 46686, 48192, 51460, 53120, 59520, 60240, 61752, 62248, 62499, 77190, 77810, 79680, 80320, 82336, 83332, 93372, 96384, 102920, 104165, 116715, 120480, 123504, 124496, 124998, 154380, 155620, 159360, 160640, 164672, 166664, 186744, 205840, 208330, 233430, 240960, 247008, 248992, 249996, 308760, 311240, 312495, 329344, 333328, 373488, 411680, 416660, 466860, 481920, 494016, 497984, 499992, 617520, 622480, 624990, 645823, 666656, 746976, 823360, 833320, 933720, 988032, 995968, 999984, 1235040, 1244960, 1249980, 1291646, 1333312, 1493952, 1646720, 1666640, 1867440, 1937469, 1999968, 2470080, 2489920, 2499960, 2583292, 2666624, 2987904, 3229115, 3333280, 3734880, 3874938, 3999936, 4940160, 4979840, 4999920, 5166584, 6458230, 6666560, 7469760, 7749876, 7999872, 9687345, 9999840, 10333168, 12916460, 13333120, 14939520, 15499752, 19374690, 19999680, 20666336, 25832920, 30999504, 38749380, 39999360, 41332672, 51665840, 61999008, 77498760, 82665344, 103331680, 123998016, 154997520, 206663360, 247996032, 309995040, 413326720, 619990080, 1239980160]

約数ペア:

[(1, 1239980160), (2, 619990080), (3, 413326720), (4, 309995040), (5, 247996032), (6, 206663360), (8, 154997520), (10, 123998016), (12, 103331680), (15, 82665344), (16, 77498760), (20, 61999008), (24, 51665840), (30, 41332672), (31, 39999360), (32, 38749380), (40, 30999504), (48, 25832920), (60, 20666336), (62, 19999680), (64, 19374690), (80, 15499752), (83, 14939520), (93, 13333120), (96, 12916460), (120, 10333168), (124, 9999840), (128, 9687345), (155, 7999872), (160, 7749876), (166, 7469760), (186, 6666560), (192, 6458230), (240, 5166584), (248, 4999920), (249, 4979840), (251, 4940160), (310, 3999936), (320, 3874938), (332, 3734880), (372, 3333280), (384, 3229115), (415, 2987904), (465, 2666624), (480, 2583292), (496, 2499960), (498, 2489920), (502, 2470080), (620, 1999968), (640, 1937469), (664, 1867440), (744, 1666640), (753, 1646720), (830, 1493952), (930, 1333312), (960, 1291646), (992, 1249980), (996, 1244960), (1004, 1235040), (1240, 999984), (1245, 995968), (1255, 988032), (1328, 933720), (1488, 833320), (1506, 823360), (1660, 746976), (1860, 666656), (1920, 645823), (1984, 624990), (1992, 622480), (2008, 617520), (2480, 499992), (2490, 497984), (2510, 494016), (2573, 481920), (2656, 466860), (2976, 416660), (3012, 411680), (3320, 373488), (3720, 333328), (3765, 329344), (3968, 312495), (3984, 311240), (4016, 308760), (4960, 249996), (4980, 248992), (5020, 247008), (5146, 240960), (5312, 233430), (5952, 208330), (6024, 205840), (6640, 186744), (7440, 166664), (7530, 164672), (7719, 160640), (7781, 159360), (7968, 155620), (8032, 154380), (9920, 124998), (9960, 124496), (10040, 123504), (10292, 120480), (10624, 116715), (11904, 104165), (12048, 102920), (12865, 96384), (13280, 93372), (14880, 83332), (15060, 82336), (15438, 80320), (15562, 79680), (15936, 77810), (16064, 77190), (19840, 62499), (19920, 62248), (20080, 61752), (20584, 60240), (20833, 59520), (23343, 53120), (24096, 51460), (25730, 48192), (26560, 46686), (29760, 41666), (30120, 41168), (30876, 40160), (31124, 39840), (31872, 38905), (32128, 38595)]