71086860

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1787}}^1$

素因数の和:1832

約数の個数: 144

約数和(自身を含む): 246014496

約数和(自身を除く): 174927636

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 17, 18, 20, 26, 30, 34, 36, 39, 45, 51, 52, 60, 65, 68, 78, 85, 90, 102, 117, 130, 153, 156, 170, 180, 195, 204, 221, 234, 255, 260, 306, 340, 390, 442, 468, 510, 585, 612, 663, 765, 780, 884, 1020, 1105, 1170, 1326, 1530, 1787, 1989, 2210, 2340, 2652, 3060, 3315, 3574, 3978, 4420, 5361, 6630, 7148, 7956, 8935, 9945, 10722, 13260, 16083, 17870, 19890, 21444, 23231, 26805, 30379, 32166, 35740, 39780, 46462, 53610, 60758, 64332, 69693, 80415, 91137, 92924, 107220, 116155, 121516, 139386, 151895, 160830, 182274, 209079, 232310, 273411, 278772, 303790, 321660, 348465, 364548, 394927, 418158, 455685, 464620, 546822, 607580, 696930, 789854, 836316, 911370, 1045395, 1093644, 1184781, 1367055, 1393860, 1579708, 1822740, 1974635, 2090790, 2369562, 2734110, 3554343, 3949270, 4181580, 4739124, 5468220, 5923905, 7108686, 7898540, 11847810, 14217372, 17771715, 23695620, 35543430, 71086860]

約数ペア:

[(1, 71086860), (2, 35543430), (3, 23695620), (4, 17771715), (5, 14217372), (6, 11847810), (9, 7898540), (10, 7108686), (12, 5923905), (13, 5468220), (15, 4739124), (17, 4181580), (18, 3949270), (20, 3554343), (26, 2734110), (30, 2369562), (34, 2090790), (36, 1974635), (39, 1822740), (45, 1579708), (51, 1393860), (52, 1367055), (60, 1184781), (65, 1093644), (68, 1045395), (78, 911370), (85, 836316), (90, 789854), (102, 696930), (117, 607580), (130, 546822), (153, 464620), (156, 455685), (170, 418158), (180, 394927), (195, 364548), (204, 348465), (221, 321660), (234, 303790), (255, 278772), (260, 273411), (306, 232310), (340, 209079), (390, 182274), (442, 160830), (468, 151895), (510, 139386), (585, 121516), (612, 116155), (663, 107220), (765, 92924), (780, 91137), (884, 80415), (1020, 69693), (1105, 64332), (1170, 60758), (1326, 53610), (1530, 46462), (1787, 39780), (1989, 35740), (2210, 32166), (2340, 30379), (2652, 26805), (3060, 23231), (3315, 21444), (3574, 19890), (3978, 17870), (4420, 16083), (5361, 13260), (6630, 10722), (7148, 9945), (7956, 8935)]