64284880

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^2\times {\mathrm{29}}^1\times {\mathrm{229}}^1$

素因数の和:293

約数の個数: 120

約数和(自身を含む): 170692200

約数和(自身を除く): 106407320

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 29, 40, 44, 55, 58, 80, 88, 110, 116, 121, 145, 176, 220, 229, 232, 242, 290, 319, 440, 458, 464, 484, 580, 605, 638, 880, 916, 968, 1145, 1160, 1210, 1276, 1595, 1832, 1936, 2290, 2320, 2420, 2519, 2552, 3190, 3509, 3664, 4580, 4840, 5038, 5104, 6380, 6641, 7018, 9160, 9680, 10076, 12595, 12760, 13282, 14036, 17545, 18320, 20152, 25190, 25520, 26564, 27709, 28072, 33205, 35090, 40304, 50380, 53128, 55418, 56144, 66410, 70180, 73051, 100760, 106256, 110836, 132820, 138545, 140360, 146102, 201520, 221672, 265640, 277090, 280720, 292204, 365255, 443344, 531280, 554180, 584408, 730510, 803561, 1108360, 1168816, 1461020, 1607122, 2216720, 2922040, 3214244, 4017805, 5844080, 6428488, 8035610, 12856976, 16071220, 32142440, 64284880]

約数ペア:

[(1, 64284880), (2, 32142440), (4, 16071220), (5, 12856976), (8, 8035610), (10, 6428488), (11, 5844080), (16, 4017805), (20, 3214244), (22, 2922040), (29, 2216720), (40, 1607122), (44, 1461020), (55, 1168816), (58, 1108360), (80, 803561), (88, 730510), (110, 584408), (116, 554180), (121, 531280), (145, 443344), (176, 365255), (220, 292204), (229, 280720), (232, 277090), (242, 265640), (290, 221672), (319, 201520), (440, 146102), (458, 140360), (464, 138545), (484, 132820), (580, 110836), (605, 106256), (638, 100760), (880, 73051), (916, 70180), (968, 66410), (1145, 56144), (1160, 55418), (1210, 53128), (1276, 50380), (1595, 40304), (1832, 35090), (1936, 33205), (2290, 28072), (2320, 27709), (2420, 26564), (2519, 25520), (2552, 25190), (3190, 20152), (3509, 18320), (3664, 17545), (4580, 14036), (4840, 13282), (5038, 12760), (5104, 12595), (6380, 10076), (6641, 9680), (7018, 9160)]