488906460

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{6361}}^1$

素因数の和:6444

約数の個数: 144

約数和(自身を含む): 1722931392

約数和(自身を除く): 1234024932

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, 61, 63, 70, 84, 90, 105, 122, 126, 140, 180, 183, 210, 244, 252, 305, 315, 366, 420, 427, 549, 610, 630, 732, 854, 915, 1098, 1220, 1260, 1281, 1708, 1830, 2135, 2196, 2562, 2745, 3660, 3843, 4270, 5124, 5490, 6361, 6405, 7686, 8540, 10980, 12722, 12810, 15372, 19083, 19215, 25444, 25620, 31805, 38166, 38430, 44527, 57249, 63610, 76332, 76860, 89054, 95415, 114498, 127220, 133581, 178108, 190830, 222635, 228996, 267162, 286245, 381660, 388021, 400743, 445270, 534324, 572490, 667905, 776042, 801486, 890540, 1144980, 1164063, 1335810, 1552084, 1602972, 1940105, 2003715, 2328126, 2671620, 2716147, 3492189, 3880210, 4007430, 4656252, 5432294, 5820315, 6984378, 7760420, 8014860, 8148441, 10864588, 11640630, 13580735, 13968756, 16296882, 17460945, 23281260, 24445323, 27161470, 32593764, 34921890, 40742205, 48890646, 54322940, 69843780, 81484410, 97781292, 122226615, 162968820, 244453230, 488906460]

約数ペア:

[(1, 488906460), (2, 244453230), (3, 162968820), (4, 122226615), (5, 97781292), (6, 81484410), (7, 69843780), (9, 54322940), (10, 48890646), (12, 40742205), (14, 34921890), (15, 32593764), (18, 27161470), (20, 24445323), (21, 23281260), (28, 17460945), (30, 16296882), (35, 13968756), (36, 13580735), (42, 11640630), (45, 10864588), (60, 8148441), (61, 8014860), (63, 7760420), (70, 6984378), (84, 5820315), (90, 5432294), (105, 4656252), (122, 4007430), (126, 3880210), (140, 3492189), (180, 2716147), (183, 2671620), (210, 2328126), (244, 2003715), (252, 1940105), (305, 1602972), (315, 1552084), (366, 1335810), (420, 1164063), (427, 1144980), (549, 890540), (610, 801486), (630, 776042), (732, 667905), (854, 572490), (915, 534324), (1098, 445270), (1220, 400743), (1260, 388021), (1281, 381660), (1708, 286245), (1830, 267162), (2135, 228996), (2196, 222635), (2562, 190830), (2745, 178108), (3660, 133581), (3843, 127220), (4270, 114498), (5124, 95415), (5490, 89054), (6361, 76860), (6405, 76332), (7686, 63610), (8540, 57249), (10980, 44527), (12722, 38430), (12810, 38166), (15372, 31805), (19083, 25620), (19215, 25444)]