290190408

素因数分解:

$2^3\times 3^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{409}}^1$

素因数の和:519

約数の個数: 128

約数和(自身を含む): 807667200

約数和(自身を除く): 517476792

約数列:

[1, 2, 3, 4, 6, 8, 12, 17, 24, 34, 37, 47, 51, 68, 74, 94, 102, 111, 136, 141, 148, 188, 204, 222, 282, 296, 376, 408, 409, 444, 564, 629, 799, 818, 888, 1128, 1227, 1258, 1598, 1636, 1739, 1887, 2397, 2454, 2516, 3196, 3272, 3478, 3774, 4794, 4908, 5032, 5217, 6392, 6953, 6956, 7548, 9588, 9816, 10434, 13906, 13912, 15096, 15133, 19176, 19223, 20859, 20868, 27812, 29563, 30266, 38446, 41718, 41736, 45399, 55624, 57669, 59126, 60532, 76892, 83436, 88689, 90798, 115338, 118252, 121064, 153784, 166872, 177378, 181596, 230676, 236504, 257261, 326791, 354756, 363192, 461352, 514522, 653582, 709512, 711251, 771783, 980373, 1029044, 1307164, 1422502, 1543566, 1960746, 2058088, 2133753, 2614328, 2845004, 3087132, 3921492, 4267506, 5690008, 6174264, 7842984, 8535012, 12091267, 17070024, 24182534, 36273801, 48365068, 72547602, 96730136, 145095204, 290190408]

約数ペア:

[(1, 290190408), (2, 145095204), (3, 96730136), (4, 72547602), (6, 48365068), (8, 36273801), (12, 24182534), (17, 17070024), (24, 12091267), (34, 8535012), (37, 7842984), (47, 6174264), (51, 5690008), (68, 4267506), (74, 3921492), (94, 3087132), (102, 2845004), (111, 2614328), (136, 2133753), (141, 2058088), (148, 1960746), (188, 1543566), (204, 1422502), (222, 1307164), (282, 1029044), (296, 980373), (376, 771783), (408, 711251), (409, 709512), (444, 653582), (564, 514522), (629, 461352), (799, 363192), (818, 354756), (888, 326791), (1128, 257261), (1227, 236504), (1258, 230676), (1598, 181596), (1636, 177378), (1739, 166872), (1887, 153784), (2397, 121064), (2454, 118252), (2516, 115338), (3196, 90798), (3272, 88689), (3478, 83436), (3774, 76892), (4794, 60532), (4908, 59126), (5032, 57669), (5217, 55624), (6392, 45399), (6953, 41736), (6956, 41718), (7548, 38446), (9588, 30266), (9816, 29563), (10434, 27812), (13906, 20868), (13912, 20859), (15096, 19223), (15133, 19176)]