649231920

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{191}}^1\times {\mathrm{4721}}^1$

素因数の和:4931

約数の個数: 120

約数和(自身を含む): 2192216832

約数和(自身を除く): 1542984912

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 191, 240, 360, 382, 573, 720, 764, 955, 1146, 1528, 1719, 1910, 2292, 2865, 3056, 3438, 3820, 4584, 4721, 5730, 6876, 7640, 8595, 9168, 9442, 11460, 13752, 14163, 15280, 17190, 18884, 22920, 23605, 27504, 28326, 34380, 37768, 42489, 45840, 47210, 56652, 68760, 70815, 75536, 84978, 94420, 113304, 137520, 141630, 169956, 188840, 212445, 226608, 283260, 339912, 377680, 424890, 566520, 679824, 849780, 901711, 1133040, 1699560, 1803422, 2705133, 3399120, 3606844, 4508555, 5410266, 7213688, 8115399, 9017110, 10820532, 13525665, 14427376, 16230798, 18034220, 21641064, 27051330, 32461596, 36068440, 40576995, 43282128, 54102660, 64923192, 72136880, 81153990, 108205320, 129846384, 162307980, 216410640, 324615960, 649231920]

約数ペア:

[(1, 649231920), (2, 324615960), (3, 216410640), (4, 162307980), (5, 129846384), (6, 108205320), (8, 81153990), (9, 72136880), (10, 64923192), (12, 54102660), (15, 43282128), (16, 40576995), (18, 36068440), (20, 32461596), (24, 27051330), (30, 21641064), (36, 18034220), (40, 16230798), (45, 14427376), (48, 13525665), (60, 10820532), (72, 9017110), (80, 8115399), (90, 7213688), (120, 5410266), (144, 4508555), (180, 3606844), (191, 3399120), (240, 2705133), (360, 1803422), (382, 1699560), (573, 1133040), (720, 901711), (764, 849780), (955, 679824), (1146, 566520), (1528, 424890), (1719, 377680), (1910, 339912), (2292, 283260), (2865, 226608), (3056, 212445), (3438, 188840), (3820, 169956), (4584, 141630), (4721, 137520), (5730, 113304), (6876, 94420), (7640, 84978), (8595, 75536), (9168, 70815), (9442, 68760), (11460, 56652), (13752, 47210), (14163, 45840), (15280, 42489), (17190, 37768), (18884, 34380), (22920, 28326), (23605, 27504)]