893608520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{113}}^1\times {\mathrm{463}}^1$

素因数の和:655

約数の個数: 128

約数和(自身を含む): 2361277440

約数和(自身を除く): 1467668920

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 61, 70, 113, 122, 140, 226, 244, 280, 305, 427, 452, 463, 488, 565, 610, 791, 854, 904, 926, 1130, 1220, 1582, 1708, 1852, 2135, 2260, 2315, 2440, 3164, 3241, 3416, 3704, 3955, 4270, 4520, 4630, 6328, 6482, 6893, 7910, 8540, 9260, 12964, 13786, 15820, 16205, 17080, 18520, 25928, 27572, 28243, 31640, 32410, 34465, 48251, 52319, 55144, 56486, 64820, 68930, 96502, 104638, 112972, 129640, 137860, 141215, 193004, 197701, 209276, 225944, 241255, 261595, 275720, 282430, 366233, 386008, 395402, 418552, 482510, 523190, 564860, 732466, 790804, 965020, 988505, 1046380, 1129720, 1464932, 1581608, 1831165, 1930040, 1977010, 2092760, 2929864, 3191459, 3662330, 3954020, 6382918, 7324660, 7908040, 12765836, 14649320, 15957295, 22340213, 25531672, 31914590, 44680426, 63829180, 89360852, 111701065, 127658360, 178721704, 223402130, 446804260, 893608520]

約数ペア:

[(1, 893608520), (2, 446804260), (4, 223402130), (5, 178721704), (7, 127658360), (8, 111701065), (10, 89360852), (14, 63829180), (20, 44680426), (28, 31914590), (35, 25531672), (40, 22340213), (56, 15957295), (61, 14649320), (70, 12765836), (113, 7908040), (122, 7324660), (140, 6382918), (226, 3954020), (244, 3662330), (280, 3191459), (305, 2929864), (427, 2092760), (452, 1977010), (463, 1930040), (488, 1831165), (565, 1581608), (610, 1464932), (791, 1129720), (854, 1046380), (904, 988505), (926, 965020), (1130, 790804), (1220, 732466), (1582, 564860), (1708, 523190), (1852, 482510), (2135, 418552), (2260, 395402), (2315, 386008), (2440, 366233), (3164, 282430), (3241, 275720), (3416, 261595), (3704, 241255), (3955, 225944), (4270, 209276), (4520, 197701), (4630, 193004), (6328, 141215), (6482, 137860), (6893, 129640), (7910, 112972), (8540, 104638), (9260, 96502), (12964, 68930), (13786, 64820), (15820, 56486), (16205, 55144), (17080, 52319), (18520, 48251), (25928, 34465), (27572, 32410), (28243, 31640)]