207686640

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{181}}^1\times {\mathrm{683}}^1$

素因数の和:887

約数の個数: 160

約数和(自身を含む): 740952576

約数和(自身を除く): 533265936

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 181, 210, 240, 280, 336, 362, 420, 543, 560, 683, 724, 840, 905, 1086, 1267, 1366, 1448, 1680, 1810, 2049, 2172, 2534, 2715, 2732, 2896, 3415, 3620, 3801, 4098, 4344, 4781, 5068, 5430, 5464, 6335, 6830, 7240, 7602, 8196, 8688, 9562, 10136, 10245, 10860, 10928, 12670, 13660, 14343, 14480, 15204, 16392, 19005, 19124, 20272, 20490, 21720, 23905, 25340, 27320, 28686, 30408, 32784, 38010, 38248, 40980, 43440, 47810, 50680, 54640, 57372, 60816, 71715, 76020, 76496, 81960, 95620, 101360, 114744, 123623, 143430, 152040, 163920, 191240, 229488, 247246, 286860, 304080, 370869, 382480, 494492, 573720, 618115, 741738, 865361, 988984, 1147440, 1236230, 1483476, 1730722, 1854345, 1977968, 2472460, 2596083, 2966952, 3461444, 3708690, 4326805, 4944920, 5192166, 5933904, 6922888, 7417380, 8653610, 9889840, 10384332, 12980415, 13845776, 14834760, 17307220, 20768664, 25960830, 29669520, 34614440, 41537328, 51921660, 69228880, 103843320, 207686640]

約数ペア:

[(1, 207686640), (2, 103843320), (3, 69228880), (4, 51921660), (5, 41537328), (6, 34614440), (7, 29669520), (8, 25960830), (10, 20768664), (12, 17307220), (14, 14834760), (15, 13845776), (16, 12980415), (20, 10384332), (21, 9889840), (24, 8653610), (28, 7417380), (30, 6922888), (35, 5933904), (40, 5192166), (42, 4944920), (48, 4326805), (56, 3708690), (60, 3461444), (70, 2966952), (80, 2596083), (84, 2472460), (105, 1977968), (112, 1854345), (120, 1730722), (140, 1483476), (168, 1236230), (181, 1147440), (210, 988984), (240, 865361), (280, 741738), (336, 618115), (362, 573720), (420, 494492), (543, 382480), (560, 370869), (683, 304080), (724, 286860), (840, 247246), (905, 229488), (1086, 191240), (1267, 163920), (1366, 152040), (1448, 143430), (1680, 123623), (1810, 114744), (2049, 101360), (2172, 95620), (2534, 81960), (2715, 76496), (2732, 76020), (2896, 71715), (3415, 60816), (3620, 57372), (3801, 54640), (4098, 50680), (4344, 47810), (4781, 43440), (5068, 40980), (5430, 38248), (5464, 38010), (6335, 32784), (6830, 30408), (7240, 28686), (7602, 27320), (8196, 25340), (8688, 23905), (9562, 21720), (10136, 20490), (10245, 20272), (10860, 19124), (10928, 19005), (12670, 16392), (13660, 15204), (14343, 14480)]