68145280

素因数分解:

$2^7\times 5^1\times 7^2\times {\mathrm{41}}^1\times {\mathrm{53}}^1$

素因数の和:127

約数の個数: 192

約数和(自身を含む): 197792280

約数和(自身を除く): 129647000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 41, 49, 53, 56, 64, 70, 80, 82, 98, 106, 112, 128, 140, 160, 164, 196, 205, 212, 224, 245, 265, 280, 287, 320, 328, 371, 392, 410, 424, 448, 490, 530, 560, 574, 640, 656, 742, 784, 820, 848, 896, 980, 1060, 1120, 1148, 1312, 1435, 1484, 1568, 1640, 1696, 1855, 1960, 2009, 2120, 2173, 2240, 2296, 2597, 2624, 2870, 2968, 3136, 3280, 3392, 3710, 3920, 4018, 4240, 4346, 4480, 4592, 5194, 5248, 5740, 5936, 6272, 6560, 6784, 7420, 7840, 8036, 8480, 8692, 9184, 10045, 10388, 10865, 11480, 11872, 12985, 13120, 14840, 15211, 15680, 16072, 16960, 17384, 18368, 20090, 20776, 21730, 22960, 23744, 25970, 26240, 29680, 30422, 31360, 32144, 33920, 34768, 36736, 40180, 41552, 43460, 45920, 47488, 51940, 59360, 60844, 64288, 69536, 76055, 80360, 83104, 86920, 91840, 103880, 106477, 118720, 121688, 128576, 139072, 152110, 160720, 166208, 173840, 183680, 207760, 212954, 237440, 243376, 257152, 278144, 304220, 321440, 332416, 347680, 415520, 425908, 486752, 532385, 608440, 642880, 695360, 831040, 851816, 973504, 1064770, 1216880, 1285760, 1390720, 1662080, 1703632, 1947008, 2129540, 2433760, 3407264, 4259080, 4867520, 6814528, 8518160, 9735040, 13629056, 17036320, 34072640, 68145280]

約数ペア:

[(1, 68145280), (2, 34072640), (4, 17036320), (5, 13629056), (7, 9735040), (8, 8518160), (10, 6814528), (14, 4867520), (16, 4259080), (20, 3407264), (28, 2433760), (32, 2129540), (35, 1947008), (40, 1703632), (41, 1662080), (49, 1390720), (53, 1285760), (56, 1216880), (64, 1064770), (70, 973504), (80, 851816), (82, 831040), (98, 695360), (106, 642880), (112, 608440), (128, 532385), (140, 486752), (160, 425908), (164, 415520), (196, 347680), (205, 332416), (212, 321440), (224, 304220), (245, 278144), (265, 257152), (280, 243376), (287, 237440), (320, 212954), (328, 207760), (371, 183680), (392, 173840), (410, 166208), (424, 160720), (448, 152110), (490, 139072), (530, 128576), (560, 121688), (574, 118720), (640, 106477), (656, 103880), (742, 91840), (784, 86920), (820, 83104), (848, 80360), (896, 76055), (980, 69536), (1060, 64288), (1120, 60844), (1148, 59360), (1312, 51940), (1435, 47488), (1484, 45920), (1568, 43460), (1640, 41552), (1696, 40180), (1855, 36736), (1960, 34768), (2009, 33920), (2120, 32144), (2173, 31360), (2240, 30422), (2296, 29680), (2597, 26240), (2624, 25970), (2870, 23744), (2968, 22960), (3136, 21730), (3280, 20776), (3392, 20090), (3710, 18368), (3920, 17384), (4018, 16960), (4240, 16072), (4346, 15680), (4480, 15211), (4592, 14840), (5194, 13120), (5248, 12985), (5740, 11872), (5936, 11480), (6272, 10865), (6560, 10388), (6784, 10045), (7420, 9184), (7840, 8692), (8036, 8480)]