21647181840

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{60091}}^1$

素因数の和:60205

約数の個数: 160

約数和(自身を含む): 71533516800

約数和(自身を除く): 49886334960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 38, 40, 48, 57, 60, 76, 79, 80, 95, 114, 120, 152, 158, 190, 228, 237, 240, 285, 304, 316, 380, 395, 456, 474, 570, 632, 760, 790, 912, 948, 1140, 1185, 1264, 1501, 1520, 1580, 1896, 2280, 2370, 3002, 3160, 3792, 4503, 4560, 4740, 6004, 6320, 7505, 9006, 9480, 12008, 15010, 18012, 18960, 22515, 24016, 30020, 36024, 45030, 60040, 60091, 72048, 90060, 120080, 120182, 180120, 180273, 240364, 300455, 360240, 360546, 480728, 600910, 721092, 901365, 961456, 1141729, 1201820, 1442184, 1802730, 2283458, 2403640, 2884368, 3425187, 3605460, 4566916, 4747189, 4807280, 5708645, 6850374, 7210920, 9133832, 9494378, 11417290, 13700748, 14241567, 14421840, 17125935, 18267664, 18988756, 22834580, 23735945, 27401496, 28483134, 34251870, 37977512, 45669160, 47471890, 54802992, 56966268, 68503740, 71207835, 75955024, 90196591, 91338320, 94943780, 113932536, 137007480, 142415670, 180393182, 189887560, 227865072, 270589773, 274014960, 284831340, 360786364, 379775120, 450982955, 541179546, 569662680, 721572728, 901965910, 1082359092, 1139325360, 1352948865, 1443145456, 1803931820, 2164718184, 2705897730, 3607863640, 4329436368, 5411795460, 7215727280, 10823590920, 21647181840]

約数ペア:

[(1, 21647181840), (2, 10823590920), (3, 7215727280), (4, 5411795460), (5, 4329436368), (6, 3607863640), (8, 2705897730), (10, 2164718184), (12, 1803931820), (15, 1443145456), (16, 1352948865), (19, 1139325360), (20, 1082359092), (24, 901965910), (30, 721572728), (38, 569662680), (40, 541179546), (48, 450982955), (57, 379775120), (60, 360786364), (76, 284831340), (79, 274014960), (80, 270589773), (95, 227865072), (114, 189887560), (120, 180393182), (152, 142415670), (158, 137007480), (190, 113932536), (228, 94943780), (237, 91338320), (240, 90196591), (285, 75955024), (304, 71207835), (316, 68503740), (380, 56966268), (395, 54802992), (456, 47471890), (474, 45669160), (570, 37977512), (632, 34251870), (760, 28483134), (790, 27401496), (912, 23735945), (948, 22834580), (1140, 18988756), (1185, 18267664), (1264, 17125935), (1501, 14421840), (1520, 14241567), (1580, 13700748), (1896, 11417290), (2280, 9494378), (2370, 9133832), (3002, 7210920), (3160, 6850374), (3792, 5708645), (4503, 4807280), (4560, 4747189), (4740, 4566916), (6004, 3605460), (6320, 3425187), (7505, 2884368), (9006, 2403640), (9480, 2283458), (12008, 1802730), (15010, 1442184), (18012, 1201820), (18960, 1141729), (22515, 961456), (24016, 901365), (30020, 721092), (36024, 600910), (45030, 480728), (60040, 360546), (60091, 360240), (72048, 300455), (90060, 240364), (120080, 180273), (120182, 180120)]