128740248

素因数分解:

$2^3\times 3^2\times 7^3\times {\mathrm{13}}^1\times {\mathrm{401}}^1$

素因数の和:447

約数の個数: 192

約数和(自身を含む): 438984000

約数和(自身を除く): 310243752

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 13, 14, 18, 21, 24, 26, 28, 36, 39, 42, 49, 52, 56, 63, 72, 78, 84, 91, 98, 104, 117, 126, 147, 156, 168, 182, 196, 234, 252, 273, 294, 312, 343, 364, 392, 401, 441, 468, 504, 546, 588, 637, 686, 728, 802, 819, 882, 936, 1029, 1092, 1176, 1203, 1274, 1372, 1604, 1638, 1764, 1911, 2058, 2184, 2406, 2548, 2744, 2807, 3087, 3208, 3276, 3528, 3609, 3822, 4116, 4459, 4812, 5096, 5213, 5614, 5733, 6174, 6552, 7218, 7644, 8232, 8421, 8918, 9624, 10426, 11228, 11466, 12348, 13377, 14436, 15288, 15639, 16842, 17836, 19649, 20852, 22456, 22932, 24696, 25263, 26754, 28872, 31278, 33684, 35672, 36491, 39298, 40131, 41704, 45864, 46917, 50526, 53508, 58947, 62556, 67368, 72982, 78596, 80262, 93834, 101052, 107016, 109473, 117894, 125112, 137543, 145964, 157192, 160524, 176841, 187668, 202104, 218946, 235788, 255437, 275086, 291928, 321048, 328419, 353682, 375336, 412629, 437892, 471576, 510874, 550172, 656838, 707364, 766311, 825258, 875784, 1021748, 1100344, 1237887, 1313676, 1414728, 1532622, 1650516, 1788059, 2043496, 2298933, 2475774, 2627352, 3065244, 3301032, 3576118, 4597866, 4951548, 5364177, 6130488, 7152236, 9195732, 9903096, 10728354, 14304472, 16092531, 18391464, 21456708, 32185062, 42913416, 64370124, 128740248]

約数ペア:

[(1, 128740248), (2, 64370124), (3, 42913416), (4, 32185062), (6, 21456708), (7, 18391464), (8, 16092531), (9, 14304472), (12, 10728354), (13, 9903096), (14, 9195732), (18, 7152236), (21, 6130488), (24, 5364177), (26, 4951548), (28, 4597866), (36, 3576118), (39, 3301032), (42, 3065244), (49, 2627352), (52, 2475774), (56, 2298933), (63, 2043496), (72, 1788059), (78, 1650516), (84, 1532622), (91, 1414728), (98, 1313676), (104, 1237887), (117, 1100344), (126, 1021748), (147, 875784), (156, 825258), (168, 766311), (182, 707364), (196, 656838), (234, 550172), (252, 510874), (273, 471576), (294, 437892), (312, 412629), (343, 375336), (364, 353682), (392, 328419), (401, 321048), (441, 291928), (468, 275086), (504, 255437), (546, 235788), (588, 218946), (637, 202104), (686, 187668), (728, 176841), (802, 160524), (819, 157192), (882, 145964), (936, 137543), (1029, 125112), (1092, 117894), (1176, 109473), (1203, 107016), (1274, 101052), (1372, 93834), (1604, 80262), (1638, 78596), (1764, 72982), (1911, 67368), (2058, 62556), (2184, 58947), (2406, 53508), (2548, 50526), (2744, 46917), (2807, 45864), (3087, 41704), (3208, 40131), (3276, 39298), (3528, 36491), (3609, 35672), (3822, 33684), (4116, 31278), (4459, 28872), (4812, 26754), (5096, 25263), (5213, 24696), (5614, 22932), (5733, 22456), (6174, 20852), (6552, 19649), (7218, 17836), (7644, 16842), (8232, 15639), (8421, 15288), (8918, 14436), (9624, 13377), (10426, 12348), (11228, 11466)]