421356960

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{9439}}^1$

素因数の和:9491

約数の個数: 144

約数和(自身を含む): 1484421120

約数和(自身を除く): 1063064160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 31, 32, 36, 40, 45, 48, 60, 62, 72, 80, 90, 93, 96, 120, 124, 144, 155, 160, 180, 186, 240, 248, 279, 288, 310, 360, 372, 465, 480, 496, 558, 620, 720, 744, 930, 992, 1116, 1240, 1395, 1440, 1488, 1860, 2232, 2480, 2790, 2976, 3720, 4464, 4960, 5580, 7440, 8928, 9439, 11160, 14880, 18878, 22320, 28317, 37756, 44640, 47195, 56634, 75512, 84951, 94390, 113268, 141585, 151024, 169902, 188780, 226536, 283170, 292609, 302048, 339804, 377560, 424755, 453072, 566340, 585218, 679608, 755120, 849510, 877827, 906144, 1132680, 1170436, 1359216, 1463045, 1510240, 1699020, 1755654, 2265360, 2340872, 2633481, 2718432, 2926090, 3398040, 3511308, 4389135, 4530720, 4681744, 5266962, 5852180, 6796080, 7022616, 8778270, 9363488, 10533924, 11704360, 13167405, 13592160, 14045232, 17556540, 21067848, 23408720, 26334810, 28090464, 35113080, 42135696, 46817440, 52669620, 70226160, 84271392, 105339240, 140452320, 210678480, 421356960]

約数ペア:

[(1, 421356960), (2, 210678480), (3, 140452320), (4, 105339240), (5, 84271392), (6, 70226160), (8, 52669620), (9, 46817440), (10, 42135696), (12, 35113080), (15, 28090464), (16, 26334810), (18, 23408720), (20, 21067848), (24, 17556540), (30, 14045232), (31, 13592160), (32, 13167405), (36, 11704360), (40, 10533924), (45, 9363488), (48, 8778270), (60, 7022616), (62, 6796080), (72, 5852180), (80, 5266962), (90, 4681744), (93, 4530720), (96, 4389135), (120, 3511308), (124, 3398040), (144, 2926090), (155, 2718432), (160, 2633481), (180, 2340872), (186, 2265360), (240, 1755654), (248, 1699020), (279, 1510240), (288, 1463045), (310, 1359216), (360, 1170436), (372, 1132680), (465, 906144), (480, 877827), (496, 849510), (558, 755120), (620, 679608), (720, 585218), (744, 566340), (930, 453072), (992, 424755), (1116, 377560), (1240, 339804), (1395, 302048), (1440, 292609), (1488, 283170), (1860, 226536), (2232, 188780), (2480, 169902), (2790, 151024), (2976, 141585), (3720, 113268), (4464, 94390), (4960, 84951), (5580, 75512), (7440, 56634), (8928, 47195), (9439, 44640), (11160, 37756), (14880, 28317), (18878, 22320)]