81032280

素因数分解:

$2^3\times 3^1\times 5^1\times 7^2\times {\mathrm{13781}}^1$

素因数の和:13809

約数の個数: 96

約数和(自身を含む): 282806640

約数和(自身を除く): 201774360

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 49, 56, 60, 70, 84, 98, 105, 120, 140, 147, 168, 196, 210, 245, 280, 294, 392, 420, 490, 588, 735, 840, 980, 1176, 1470, 1960, 2940, 5880, 13781, 27562, 41343, 55124, 68905, 82686, 96467, 110248, 137810, 165372, 192934, 206715, 275620, 289401, 330744, 385868, 413430, 482335, 551240, 578802, 675269, 771736, 826860, 964670, 1157604, 1350538, 1447005, 1653720, 1929340, 2025807, 2315208, 2701076, 2894010, 3376345, 3858680, 4051614, 5402152, 5788020, 6752690, 8103228, 10129035, 11576040, 13505380, 16206456, 20258070, 27010760, 40516140, 81032280]

約数ペア:

[(1, 81032280), (2, 40516140), (3, 27010760), (4, 20258070), (5, 16206456), (6, 13505380), (7, 11576040), (8, 10129035), (10, 8103228), (12, 6752690), (14, 5788020), (15, 5402152), (20, 4051614), (21, 3858680), (24, 3376345), (28, 2894010), (30, 2701076), (35, 2315208), (40, 2025807), (42, 1929340), (49, 1653720), (56, 1447005), (60, 1350538), (70, 1157604), (84, 964670), (98, 826860), (105, 771736), (120, 675269), (140, 578802), (147, 551240), (168, 482335), (196, 413430), (210, 385868), (245, 330744), (280, 289401), (294, 275620), (392, 206715), (420, 192934), (490, 165372), (588, 137810), (735, 110248), (840, 96467), (980, 82686), (1176, 68905), (1470, 55124), (1960, 41343), (2940, 27562), (5880, 13781)]