1238580

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{983}}^1$

素因数の和:1005

約数の個数: 72

約数和(自身を含む): 4298112

約数和(自身を除く): 3059532

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 983, 1260, 1966, 2949, 3932, 4915, 5898, 6881, 8847, 9830, 11796, 13762, 14745, 17694, 19660, 20643, 27524, 29490, 34405, 35388, 41286, 44235, 58980, 61929, 68810, 82572, 88470, 103215, 123858, 137620, 176940, 206430, 247716, 309645, 412860, 619290, 1238580]

約数ペア:

[(1, 1238580), (2, 619290), (3, 412860), (4, 309645), (5, 247716), (6, 206430), (7, 176940), (9, 137620), (10, 123858), (12, 103215), (14, 88470), (15, 82572), (18, 68810), (20, 61929), (21, 58980), (28, 44235), (30, 41286), (35, 35388), (36, 34405), (42, 29490), (45, 27524), (60, 20643), (63, 19660), (70, 17694), (84, 14745), (90, 13762), (105, 11796), (126, 9830), (140, 8847), (180, 6881), (210, 5898), (252, 4915), (315, 3932), (420, 2949), (630, 1966), (983, 1260)]