142457868

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{457}}^1\times {\mathrm{1237}}^1$

素因数の和:1711

約数の個数: 72

約数和(自身を含む): 412778912

約数和(自身を除く): 270321044

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 457, 914, 1237, 1371, 1828, 2474, 2742, 3199, 3711, 4113, 4948, 5484, 6398, 7422, 8226, 8659, 9597, 11133, 12796, 14844, 16452, 17318, 19194, 22266, 25977, 28791, 34636, 38388, 44532, 51954, 57582, 77931, 103908, 115164, 155862, 311724, 565309, 1130618, 1695927, 2261236, 3391854, 3957163, 5087781, 6783708, 7914326, 10175562, 11871489, 15828652, 20351124, 23742978, 35614467, 47485956, 71228934, 142457868]

約数ペア:

[(1, 142457868), (2, 71228934), (3, 47485956), (4, 35614467), (6, 23742978), (7, 20351124), (9, 15828652), (12, 11871489), (14, 10175562), (18, 7914326), (21, 6783708), (28, 5087781), (36, 3957163), (42, 3391854), (63, 2261236), (84, 1695927), (126, 1130618), (252, 565309), (457, 311724), (914, 155862), (1237, 115164), (1371, 103908), (1828, 77931), (2474, 57582), (2742, 51954), (3199, 44532), (3711, 38388), (4113, 34636), (4948, 28791), (5484, 25977), (6398, 22266), (7422, 19194), (8226, 17318), (8659, 16452), (9597, 14844), (11133, 12796)]