278483800

素因数分解:

$2^3\times 5^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{11701}}^1$

素因数の和:11741

約数の個数: 96

約数和(自身を含む): 783565920

約数和(自身を除く): 505082120

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 17, 20, 25, 28, 34, 35, 40, 50, 56, 68, 70, 85, 100, 119, 136, 140, 170, 175, 200, 238, 280, 340, 350, 425, 476, 595, 680, 700, 850, 952, 1190, 1400, 1700, 2380, 2975, 3400, 4760, 5950, 11701, 11900, 23402, 23800, 46804, 58505, 81907, 93608, 117010, 163814, 198917, 234020, 292525, 327628, 397834, 409535, 468040, 585050, 655256, 795668, 819070, 994585, 1170100, 1392419, 1591336, 1638140, 1989170, 2047675, 2340200, 2784838, 3276280, 3978340, 4095350, 4972925, 5569676, 6962095, 7956680, 8190700, 9945850, 11139352, 13924190, 16381400, 19891700, 27848380, 34810475, 39783400, 55696760, 69620950, 139241900, 278483800]

約数ペア:

[(1, 278483800), (2, 139241900), (4, 69620950), (5, 55696760), (7, 39783400), (8, 34810475), (10, 27848380), (14, 19891700), (17, 16381400), (20, 13924190), (25, 11139352), (28, 9945850), (34, 8190700), (35, 7956680), (40, 6962095), (50, 5569676), (56, 4972925), (68, 4095350), (70, 3978340), (85, 3276280), (100, 2784838), (119, 2340200), (136, 2047675), (140, 1989170), (170, 1638140), (175, 1591336), (200, 1392419), (238, 1170100), (280, 994585), (340, 819070), (350, 795668), (425, 655256), (476, 585050), (595, 468040), (680, 409535), (700, 397834), (850, 327628), (952, 292525), (1190, 234020), (1400, 198917), (1700, 163814), (2380, 117010), (2975, 93608), (3400, 81907), (4760, 58505), (5950, 46804), (11701, 23800), (11900, 23402)]