128151240

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{61}}^2$

素因数の和:184

約数の個数: 192

約数和(自身を含む): 457591680

約数和(自身を除く): 329440440

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 41, 42, 56, 60, 61, 70, 82, 84, 105, 120, 122, 123, 140, 164, 168, 183, 205, 210, 244, 246, 280, 287, 305, 328, 366, 410, 420, 427, 488, 492, 574, 610, 615, 732, 820, 840, 854, 861, 915, 984, 1148, 1220, 1230, 1281, 1435, 1464, 1640, 1708, 1722, 1830, 2135, 2296, 2440, 2460, 2501, 2562, 2870, 3416, 3444, 3660, 3721, 4270, 4305, 4920, 5002, 5124, 5740, 6405, 6888, 7320, 7442, 7503, 8540, 8610, 10004, 10248, 11163, 11480, 12505, 12810, 14884, 15006, 17080, 17220, 17507, 18605, 20008, 22326, 25010, 25620, 26047, 29768, 30012, 34440, 35014, 37210, 37515, 44652, 50020, 51240, 52094, 52521, 55815, 60024, 70028, 74420, 75030, 78141, 87535, 89304, 100040, 104188, 105042, 111630, 130235, 140056, 148840, 150060, 152561, 156282, 175070, 208376, 210084, 223260, 260470, 262605, 300120, 305122, 312564, 350140, 390705, 420168, 446520, 457683, 520940, 525210, 610244, 625128, 700280, 762805, 781410, 915366, 1041880, 1050420, 1067927, 1220488, 1525610, 1562820, 1830732, 2100840, 2135854, 2288415, 3051220, 3125640, 3203781, 3661464, 4271708, 4576830, 5339635, 6102440, 6407562, 8543416, 9153660, 10679270, 12815124, 16018905, 18307320, 21358540, 25630248, 32037810, 42717080, 64075620, 128151240]

約数ペア:

[(1, 128151240), (2, 64075620), (3, 42717080), (4, 32037810), (5, 25630248), (6, 21358540), (7, 18307320), (8, 16018905), (10, 12815124), (12, 10679270), (14, 9153660), (15, 8543416), (20, 6407562), (21, 6102440), (24, 5339635), (28, 4576830), (30, 4271708), (35, 3661464), (40, 3203781), (41, 3125640), (42, 3051220), (56, 2288415), (60, 2135854), (61, 2100840), (70, 1830732), (82, 1562820), (84, 1525610), (105, 1220488), (120, 1067927), (122, 1050420), (123, 1041880), (140, 915366), (164, 781410), (168, 762805), (183, 700280), (205, 625128), (210, 610244), (244, 525210), (246, 520940), (280, 457683), (287, 446520), (305, 420168), (328, 390705), (366, 350140), (410, 312564), (420, 305122), (427, 300120), (488, 262605), (492, 260470), (574, 223260), (610, 210084), (615, 208376), (732, 175070), (820, 156282), (840, 152561), (854, 150060), (861, 148840), (915, 140056), (984, 130235), (1148, 111630), (1220, 105042), (1230, 104188), (1281, 100040), (1435, 89304), (1464, 87535), (1640, 78141), (1708, 75030), (1722, 74420), (1830, 70028), (2135, 60024), (2296, 55815), (2440, 52521), (2460, 52094), (2501, 51240), (2562, 50020), (2870, 44652), (3416, 37515), (3444, 37210), (3660, 35014), (3721, 34440), (4270, 30012), (4305, 29768), (4920, 26047), (5002, 25620), (5124, 25010), (5740, 22326), (6405, 20008), (6888, 18605), (7320, 17507), (7442, 17220), (7503, 17080), (8540, 15006), (8610, 14884), (10004, 12810), (10248, 12505), (11163, 11480)]