180860004

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{5443}}^1$

素因数の和:5537

約数の個数: 72

約数和(自身を含む): 499367232

約数和(自身を除く): 318507228

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 71, 78, 117, 142, 156, 213, 234, 284, 426, 468, 639, 852, 923, 1278, 1846, 2556, 2769, 3692, 5443, 5538, 8307, 10886, 11076, 16329, 16614, 21772, 32658, 33228, 48987, 65316, 70759, 97974, 141518, 195948, 212277, 283036, 386453, 424554, 636831, 772906, 849108, 1159359, 1273662, 1545812, 2318718, 2547324, 3478077, 4637436, 5023889, 6956154, 10047778, 13912308, 15071667, 20095556, 30143334, 45215001, 60286668, 90430002, 180860004]

約数ペア:

[(1, 180860004), (2, 90430002), (3, 60286668), (4, 45215001), (6, 30143334), (9, 20095556), (12, 15071667), (13, 13912308), (18, 10047778), (26, 6956154), (36, 5023889), (39, 4637436), (52, 3478077), (71, 2547324), (78, 2318718), (117, 1545812), (142, 1273662), (156, 1159359), (213, 849108), (234, 772906), (284, 636831), (426, 424554), (468, 386453), (639, 283036), (852, 212277), (923, 195948), (1278, 141518), (1846, 97974), (2556, 70759), (2769, 65316), (3692, 48987), (5443, 33228), (5538, 32658), (8307, 21772), (10886, 16614), (11076, 16329)]