248697680

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{859}}^1$

素因数の和:937

約数の個数: 160

約数和(自身を含む): 737095680

約数和(自身を除く): 488398000

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 35, 40, 44, 47, 55, 56, 70, 77, 80, 88, 94, 110, 112, 140, 154, 176, 188, 220, 235, 280, 308, 329, 376, 385, 440, 470, 517, 560, 616, 658, 752, 770, 859, 880, 940, 1034, 1232, 1316, 1540, 1645, 1718, 1880, 2068, 2585, 2632, 3080, 3290, 3436, 3619, 3760, 4136, 4295, 5170, 5264, 6013, 6160, 6580, 6872, 7238, 8272, 8590, 9449, 10340, 12026, 13160, 13744, 14476, 17180, 18095, 18898, 20680, 24052, 26320, 28952, 30065, 34360, 36190, 37796, 40373, 41360, 47245, 48104, 57904, 60130, 66143, 68720, 72380, 75592, 80746, 94490, 96208, 120260, 132286, 144760, 151184, 161492, 188980, 201865, 240520, 264572, 282611, 289520, 322984, 330715, 377960, 403730, 444103, 481040, 529144, 565222, 645968, 661430, 755920, 807460, 888206, 1058288, 1130444, 1322860, 1413055, 1614920, 1776412, 2220515, 2260888, 2645720, 2826110, 3108721, 3229840, 3552824, 4441030, 4521776, 5291440, 5652220, 6217442, 7105648, 8882060, 11304440, 12434884, 15543605, 17764120, 22608880, 24869768, 31087210, 35528240, 49739536, 62174420, 124348840, 248697680]

約数ペア:

[(1, 248697680), (2, 124348840), (4, 62174420), (5, 49739536), (7, 35528240), (8, 31087210), (10, 24869768), (11, 22608880), (14, 17764120), (16, 15543605), (20, 12434884), (22, 11304440), (28, 8882060), (35, 7105648), (40, 6217442), (44, 5652220), (47, 5291440), (55, 4521776), (56, 4441030), (70, 3552824), (77, 3229840), (80, 3108721), (88, 2826110), (94, 2645720), (110, 2260888), (112, 2220515), (140, 1776412), (154, 1614920), (176, 1413055), (188, 1322860), (220, 1130444), (235, 1058288), (280, 888206), (308, 807460), (329, 755920), (376, 661430), (385, 645968), (440, 565222), (470, 529144), (517, 481040), (560, 444103), (616, 403730), (658, 377960), (752, 330715), (770, 322984), (859, 289520), (880, 282611), (940, 264572), (1034, 240520), (1232, 201865), (1316, 188980), (1540, 161492), (1645, 151184), (1718, 144760), (1880, 132286), (2068, 120260), (2585, 96208), (2632, 94490), (3080, 80746), (3290, 75592), (3436, 72380), (3619, 68720), (3760, 66143), (4136, 60130), (4295, 57904), (5170, 48104), (5264, 47245), (6013, 41360), (6160, 40373), (6580, 37796), (6872, 36190), (7238, 34360), (8272, 30065), (8590, 28952), (9449, 26320), (10340, 24052), (12026, 20680), (13160, 18898), (13744, 18095), (14476, 17180)]