205395540

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{8017}}^1$

素因数の和:8097

約数の個数: 96

約数和(自身を含む): 668123904

約数和(自身を除く): 462728364

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 61, 70, 84, 105, 122, 140, 183, 210, 244, 305, 366, 420, 427, 610, 732, 854, 915, 1220, 1281, 1708, 1830, 2135, 2562, 3660, 4270, 5124, 6405, 8017, 8540, 12810, 16034, 24051, 25620, 32068, 40085, 48102, 56119, 80170, 96204, 112238, 120255, 160340, 168357, 224476, 240510, 280595, 336714, 481020, 489037, 561190, 673428, 841785, 978074, 1122380, 1467111, 1683570, 1956148, 2445185, 2934222, 3367140, 3423259, 4890370, 5868444, 6846518, 7335555, 9780740, 10269777, 13693036, 14671110, 17116295, 20539554, 29342220, 34232590, 41079108, 51348885, 68465180, 102697770, 205395540]

約数ペア:

[(1, 205395540), (2, 102697770), (3, 68465180), (4, 51348885), (5, 41079108), (6, 34232590), (7, 29342220), (10, 20539554), (12, 17116295), (14, 14671110), (15, 13693036), (20, 10269777), (21, 9780740), (28, 7335555), (30, 6846518), (35, 5868444), (42, 4890370), (60, 3423259), (61, 3367140), (70, 2934222), (84, 2445185), (105, 1956148), (122, 1683570), (140, 1467111), (183, 1122380), (210, 978074), (244, 841785), (305, 673428), (366, 561190), (420, 489037), (427, 481020), (610, 336714), (732, 280595), (854, 240510), (915, 224476), (1220, 168357), (1281, 160340), (1708, 120255), (1830, 112238), (2135, 96204), (2562, 80170), (3660, 56119), (4270, 48102), (5124, 40085), (6405, 32068), (8017, 25620), (8540, 24051), (12810, 16034)]