490427280

素因数分解:

$2^4\times 3^2\times 5^1\times 7^2\times {\mathrm{13901}}^1$

素因数の和:13934

約数の個数: 180

約数和(自身を含む): 1916057052

約数和(自身を除く): 1425629772

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 49, 56, 60, 63, 70, 72, 80, 84, 90, 98, 105, 112, 120, 126, 140, 144, 147, 168, 180, 196, 210, 240, 245, 252, 280, 294, 315, 336, 360, 392, 420, 441, 490, 504, 560, 588, 630, 720, 735, 784, 840, 882, 980, 1008, 1176, 1260, 1470, 1680, 1764, 1960, 2205, 2352, 2520, 2940, 3528, 3920, 4410, 5040, 5880, 7056, 8820, 11760, 13901, 17640, 27802, 35280, 41703, 55604, 69505, 83406, 97307, 111208, 125109, 139010, 166812, 194614, 208515, 222416, 250218, 278020, 291921, 333624, 389228, 417030, 486535, 500436, 556040, 583842, 625545, 667248, 681149, 778456, 834060, 875763, 973070, 1000872, 1112080, 1167684, 1251090, 1362298, 1459605, 1556912, 1668120, 1751526, 1946140, 2001744, 2043447, 2335368, 2502180, 2724596, 2919210, 3336240, 3405745, 3503052, 3892280, 4086894, 4378815, 4670736, 5004360, 5449192, 5838420, 6130341, 6811490, 7006104, 7784560, 8173788, 8757630, 10008720, 10217235, 10898384, 11676840, 12260682, 13622980, 14012208, 16347576, 17515260, 20434470, 23353680, 24521364, 27245960, 30651705, 32695152, 35030520, 40868940, 49042728, 54491920, 61303410, 70061040, 81737880, 98085456, 122606820, 163475760, 245213640, 490427280]

約数ペア:

[(1, 490427280), (2, 245213640), (3, 163475760), (4, 122606820), (5, 98085456), (6, 81737880), (7, 70061040), (8, 61303410), (9, 54491920), (10, 49042728), (12, 40868940), (14, 35030520), (15, 32695152), (16, 30651705), (18, 27245960), (20, 24521364), (21, 23353680), (24, 20434470), (28, 17515260), (30, 16347576), (35, 14012208), (36, 13622980), (40, 12260682), (42, 11676840), (45, 10898384), (48, 10217235), (49, 10008720), (56, 8757630), (60, 8173788), (63, 7784560), (70, 7006104), (72, 6811490), (80, 6130341), (84, 5838420), (90, 5449192), (98, 5004360), (105, 4670736), (112, 4378815), (120, 4086894), (126, 3892280), (140, 3503052), (144, 3405745), (147, 3336240), (168, 2919210), (180, 2724596), (196, 2502180), (210, 2335368), (240, 2043447), (245, 2001744), (252, 1946140), (280, 1751526), (294, 1668120), (315, 1556912), (336, 1459605), (360, 1362298), (392, 1251090), (420, 1167684), (441, 1112080), (490, 1000872), (504, 973070), (560, 875763), (588, 834060), (630, 778456), (720, 681149), (735, 667248), (784, 625545), (840, 583842), (882, 556040), (980, 500436), (1008, 486535), (1176, 417030), (1260, 389228), (1470, 333624), (1680, 291921), (1764, 278020), (1960, 250218), (2205, 222416), (2352, 208515), (2520, 194614), (2940, 166812), (3528, 139010), (3920, 125109), (4410, 111208), (5040, 97307), (5880, 83406), (7056, 69505), (8820, 55604), (11760, 41703), (13901, 35280), (17640, 27802)]