208584864

素因数分解:

$2^5\times 3^2\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{383}}^1$

素因数の和:491

約数の個数: 144

約数和(自身を含む): 623960064

約数和(自身を除く): 415375200

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 31, 32, 36, 48, 61, 62, 72, 93, 96, 122, 124, 144, 183, 186, 244, 248, 279, 288, 366, 372, 383, 488, 496, 549, 558, 732, 744, 766, 976, 992, 1098, 1116, 1149, 1464, 1488, 1532, 1891, 1952, 2196, 2232, 2298, 2928, 2976, 3064, 3447, 3782, 4392, 4464, 4596, 5673, 5856, 6128, 6894, 7564, 8784, 8928, 9192, 11346, 11873, 12256, 13788, 15128, 17019, 17568, 18384, 22692, 23363, 23746, 27576, 30256, 34038, 35619, 36768, 45384, 46726, 47492, 55152, 60512, 68076, 70089, 71238, 90768, 93452, 94984, 106857, 110304, 136152, 140178, 142476, 181536, 186904, 189968, 210267, 213714, 272304, 280356, 284952, 373808, 379936, 420534, 427428, 544608, 560712, 569904, 724253, 747616, 841068, 854856, 1121424, 1139808, 1448506, 1682136, 1709712, 2172759, 2242848, 2897012, 3364272, 3419424, 4345518, 5794024, 6518277, 6728544, 8691036, 11588048, 13036554, 17382072, 23176096, 26073108, 34764144, 52146216, 69528288, 104292432, 208584864]

約数ペア:

[(1, 208584864), (2, 104292432), (3, 69528288), (4, 52146216), (6, 34764144), (8, 26073108), (9, 23176096), (12, 17382072), (16, 13036554), (18, 11588048), (24, 8691036), (31, 6728544), (32, 6518277), (36, 5794024), (48, 4345518), (61, 3419424), (62, 3364272), (72, 2897012), (93, 2242848), (96, 2172759), (122, 1709712), (124, 1682136), (144, 1448506), (183, 1139808), (186, 1121424), (244, 854856), (248, 841068), (279, 747616), (288, 724253), (366, 569904), (372, 560712), (383, 544608), (488, 427428), (496, 420534), (549, 379936), (558, 373808), (732, 284952), (744, 280356), (766, 272304), (976, 213714), (992, 210267), (1098, 189968), (1116, 186904), (1149, 181536), (1464, 142476), (1488, 140178), (1532, 136152), (1891, 110304), (1952, 106857), (2196, 94984), (2232, 93452), (2298, 90768), (2928, 71238), (2976, 70089), (3064, 68076), (3447, 60512), (3782, 55152), (4392, 47492), (4464, 46726), (4596, 45384), (5673, 36768), (5856, 35619), (6128, 34038), (6894, 30256), (7564, 27576), (8784, 23746), (8928, 23363), (9192, 22692), (11346, 18384), (11873, 17568), (12256, 17019), (13788, 15128)]