254151240

素因数分解:

$2^3\times 3^1\times 5^1\times 7^2\times {\mathrm{43223}}^1$

素因数の和:43251

約数の個数: 96

約数和(自身を含む): 886956480

約数和(自身を除く): 632805240

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, 43223, 86446, 129669, 172892, 216115, 259338, 302561, 345784, 432230, 518676, 605122, 648345, 864460, 907683, 1037352, 1210244, 1296690, 1512805, 1728920, 1815366, 2117927, 2420488, 2593380, 3025610, 3630732, 4235854, 4538415, 5186760, 6051220, 6353781, 7261464, 8471708, 9076830, 10589635, 12102440, 12707562, 16943416, 18153660, 21179270, 25415124, 31768905, 36307320, 42358540, 50830248, 63537810, 84717080, 127075620, 254151240]

約数ペア:

[(1, 254151240), (2, 127075620), (3, 84717080), (4, 63537810), (5, 50830248), (6, 42358540), (7, 36307320), (8, 31768905), (10, 25415124), (12, 21179270), (14, 18153660), (15, 16943416), (20, 12707562), (21, 12102440), (24, 10589635), (28, 9076830), (30, 8471708), (35, 7261464), (40, 6353781), (42, 6051220), (49, 5186760), (56, 4538415), (60, 4235854), (70, 3630732), (84, 3025610), (98, 2593380), (105, 2420488), (120, 2117927), (140, 1815366), (147, 1728920), (168, 1512805), (196, 1296690), (210, 1210244), (245, 1037352), (280, 907683), (294, 864460), (392, 648345), (420, 605122), (490, 518676), (588, 432230), (735, 345784), (840, 302561), (980, 259338), (1176, 216115), (1470, 172892), (1960, 129669), (2940, 86446), (5880, 43223)]