720965760

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{12113}}^1$

素因数の和:12166

約数の個数: 128

約数和(自身を含む): 2372405760

約数和(自身を除く): 1651440000

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, 310, 320, 372, 384, 465, 480, 496, 620, 640, 744, 930, 960, 992, 1240, 1488, 1860, 1920, 1984, 2480, 2976, 3720, 3968, 4960, 5952, 7440, 9920, 11904, 12113, 14880, 19840, 24226, 29760, 36339, 48452, 59520, 60565, 72678, 96904, 121130, 145356, 181695, 193808, 242260, 290712, 363390, 375503, 387616, 484520, 581424, 726780, 751006, 775232, 969040, 1126509, 1162848, 1453560, 1502012, 1550464, 1877515, 1938080, 2253018, 2325696, 2907120, 3004024, 3755030, 3876160, 4506036, 4651392, 5632545, 5814240, 6008048, 7510060, 7752320, 9012072, 11265090, 11628480, 12016096, 15020120, 18024144, 22530180, 23256960, 24032192, 30040240, 36048288, 45060360, 48064384, 60080480, 72096576, 90120720, 120160960, 144193152, 180241440, 240321920, 360482880, 720965760]

約数ペア:

[(1, 720965760), (2, 360482880), (3, 240321920), (4, 180241440), (5, 144193152), (6, 120160960), (8, 90120720), (10, 72096576), (12, 60080480), (15, 48064384), (16, 45060360), (20, 36048288), (24, 30040240), (30, 24032192), (31, 23256960), (32, 22530180), (40, 18024144), (48, 15020120), (60, 12016096), (62, 11628480), (64, 11265090), (80, 9012072), (93, 7752320), (96, 7510060), (120, 6008048), (124, 5814240), (128, 5632545), (155, 4651392), (160, 4506036), (186, 3876160), (192, 3755030), (240, 3004024), (248, 2907120), (310, 2325696), (320, 2253018), (372, 1938080), (384, 1877515), (465, 1550464), (480, 1502012), (496, 1453560), (620, 1162848), (640, 1126509), (744, 969040), (930, 775232), (960, 751006), (992, 726780), (1240, 581424), (1488, 484520), (1860, 387616), (1920, 375503), (1984, 363390), (2480, 290712), (2976, 242260), (3720, 193808), (3968, 181695), (4960, 145356), (5952, 121130), (7440, 96904), (9920, 72678), (11904, 60565), (12113, 59520), (14880, 48452), (19840, 36339), (24226, 29760)]