212174340

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{383}}^1\times {\mathrm{1319}}^1$

素因数の和:1721

約数の個数: 96

約数和(自身を含む): 681246720

約数和(自身を除く): 469072380

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 383, 420, 766, 1149, 1319, 1532, 1915, 2298, 2638, 2681, 3830, 3957, 4596, 5276, 5362, 5745, 6595, 7660, 7914, 8043, 9233, 10724, 11490, 13190, 13405, 15828, 16086, 18466, 19785, 22980, 26380, 26810, 27699, 32172, 36932, 39570, 40215, 46165, 53620, 55398, 79140, 80430, 92330, 110796, 138495, 160860, 184660, 276990, 505177, 553980, 1010354, 1515531, 2020708, 2525885, 3031062, 3536239, 5051770, 6062124, 7072478, 7577655, 10103540, 10608717, 14144956, 15155310, 17681195, 21217434, 30310620, 35362390, 42434868, 53043585, 70724780, 106087170, 212174340]

約数ペア:

[(1, 212174340), (2, 106087170), (3, 70724780), (4, 53043585), (5, 42434868), (6, 35362390), (7, 30310620), (10, 21217434), (12, 17681195), (14, 15155310), (15, 14144956), (20, 10608717), (21, 10103540), (28, 7577655), (30, 7072478), (35, 6062124), (42, 5051770), (60, 3536239), (70, 3031062), (84, 2525885), (105, 2020708), (140, 1515531), (210, 1010354), (383, 553980), (420, 505177), (766, 276990), (1149, 184660), (1319, 160860), (1532, 138495), (1915, 110796), (2298, 92330), (2638, 80430), (2681, 79140), (3830, 55398), (3957, 53620), (4596, 46165), (5276, 40215), (5362, 39570), (5745, 36932), (6595, 32172), (7660, 27699), (7914, 26810), (8043, 26380), (9233, 22980), (10724, 19785), (11490, 18466), (13190, 16086), (13405, 15828)]