1519980

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{47}}^1$

素因数の和:84

約数の個数: 144

約数和(自身を含む): 5515776

約数和(自身を除く): 3995796

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 11, 12, 14, 15, 20, 21, 22, 28, 30, 33, 35, 42, 44, 47, 49, 55, 60, 66, 70, 77, 84, 94, 98, 105, 110, 132, 140, 141, 147, 154, 165, 188, 196, 210, 220, 231, 235, 245, 282, 294, 308, 329, 330, 385, 420, 462, 470, 490, 517, 539, 564, 588, 658, 660, 705, 735, 770, 924, 940, 980, 987, 1034, 1078, 1155, 1316, 1410, 1470, 1540, 1551, 1617, 1645, 1974, 2068, 2156, 2303, 2310, 2585, 2695, 2820, 2940, 3102, 3234, 3290, 3619, 3948, 4606, 4620, 4935, 5170, 5390, 6204, 6468, 6580, 6909, 7238, 7755, 8085, 9212, 9870, 10340, 10780, 10857, 11515, 13818, 14476, 15510, 16170, 18095, 19740, 21714, 23030, 25333, 27636, 31020, 32340, 34545, 36190, 43428, 46060, 50666, 54285, 69090, 72380, 75999, 101332, 108570, 126665, 138180, 151998, 217140, 253330, 303996, 379995, 506660, 759990, 1519980]

約数ペア:

[(1, 1519980), (2, 759990), (3, 506660), (4, 379995), (5, 303996), (6, 253330), (7, 217140), (10, 151998), (11, 138180), (12, 126665), (14, 108570), (15, 101332), (20, 75999), (21, 72380), (22, 69090), (28, 54285), (30, 50666), (33, 46060), (35, 43428), (42, 36190), (44, 34545), (47, 32340), (49, 31020), (55, 27636), (60, 25333), (66, 23030), (70, 21714), (77, 19740), (84, 18095), (94, 16170), (98, 15510), (105, 14476), (110, 13818), (132, 11515), (140, 10857), (141, 10780), (147, 10340), (154, 9870), (165, 9212), (188, 8085), (196, 7755), (210, 7238), (220, 6909), (231, 6580), (235, 6468), (245, 6204), (282, 5390), (294, 5170), (308, 4935), (329, 4620), (330, 4606), (385, 3948), (420, 3619), (462, 3290), (470, 3234), (490, 3102), (517, 2940), (539, 2820), (564, 2695), (588, 2585), (658, 2310), (660, 2303), (705, 2156), (735, 2068), (770, 1974), (924, 1645), (940, 1617), (980, 1551), (987, 1540), (1034, 1470), (1078, 1410), (1155, 1316)]