201256880

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{1223}}^1$

素因数の和:1275

約数の個数: 120

約数和(自身を含む): 545027616

約数和(自身を除く): 343770736

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 17, 20, 22, 34, 40, 44, 55, 68, 80, 85, 88, 110, 121, 136, 170, 176, 187, 220, 242, 272, 340, 374, 440, 484, 605, 680, 748, 880, 935, 968, 1210, 1223, 1360, 1496, 1870, 1936, 2057, 2420, 2446, 2992, 3740, 4114, 4840, 4892, 6115, 7480, 8228, 9680, 9784, 10285, 12230, 13453, 14960, 16456, 19568, 20570, 20791, 24460, 26906, 32912, 41140, 41582, 48920, 53812, 67265, 82280, 83164, 97840, 103955, 107624, 134530, 147983, 164560, 166328, 207910, 215248, 228701, 269060, 295966, 332656, 415820, 457402, 538120, 591932, 739915, 831640, 914804, 1076240, 1143505, 1183864, 1479830, 1663280, 1829608, 2287010, 2367728, 2515711, 2959660, 3659216, 4574020, 5031422, 5919320, 9148040, 10062844, 11838640, 12578555, 18296080, 20125688, 25157110, 40251376, 50314220, 100628440, 201256880]

約数ペア:

[(1, 201256880), (2, 100628440), (4, 50314220), (5, 40251376), (8, 25157110), (10, 20125688), (11, 18296080), (16, 12578555), (17, 11838640), (20, 10062844), (22, 9148040), (34, 5919320), (40, 5031422), (44, 4574020), (55, 3659216), (68, 2959660), (80, 2515711), (85, 2367728), (88, 2287010), (110, 1829608), (121, 1663280), (136, 1479830), (170, 1183864), (176, 1143505), (187, 1076240), (220, 914804), (242, 831640), (272, 739915), (340, 591932), (374, 538120), (440, 457402), (484, 415820), (605, 332656), (680, 295966), (748, 269060), (880, 228701), (935, 215248), (968, 207910), (1210, 166328), (1223, 164560), (1360, 147983), (1496, 134530), (1870, 107624), (1936, 103955), (2057, 97840), (2420, 83164), (2446, 82280), (2992, 67265), (3740, 53812), (4114, 48920), (4840, 41582), (4892, 41140), (6115, 32912), (7480, 26906), (8228, 24460), (9680, 20791), (9784, 20570), (10285, 19568), (12230, 16456), (13453, 14960)]