855103410

素因数分解:

$2^1\times 3^2\times 5^1\times 7^2\times {\mathrm{71}}^1\times {\mathrm{2731}}^1$

素因数の和:2829

約数の個数: 144

約数和(自身を含む): 2623637952

約数和(自身を除く): 1768534542

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 49, 63, 70, 71, 90, 98, 105, 126, 142, 147, 210, 213, 245, 294, 315, 355, 426, 441, 490, 497, 630, 639, 710, 735, 882, 994, 1065, 1278, 1470, 1491, 2130, 2205, 2485, 2731, 2982, 3195, 3479, 4410, 4473, 4970, 5462, 6390, 6958, 7455, 8193, 8946, 10437, 13655, 14910, 16386, 17395, 19117, 20874, 22365, 24579, 27310, 31311, 34790, 38234, 40965, 44730, 49158, 52185, 57351, 62622, 81930, 95585, 104370, 114702, 122895, 133819, 156555, 172053, 191170, 193901, 245790, 267638, 286755, 313110, 344106, 387802, 401457, 573510, 581703, 669095, 802914, 860265, 969505, 1163406, 1204371, 1338190, 1357307, 1720530, 1745109, 1939010, 2007285, 2408742, 2714614, 2908515, 3490218, 4014570, 4071921, 5817030, 6021855, 6786535, 8143842, 8725545, 9501149, 12043710, 12215763, 13573070, 17451090, 19002298, 20359605, 24431526, 28503447, 40719210, 47505745, 57006894, 61078815, 85510341, 95011490, 122157630, 142517235, 171020682, 285034470, 427551705, 855103410]

約数ペア:

[(1, 855103410), (2, 427551705), (3, 285034470), (5, 171020682), (6, 142517235), (7, 122157630), (9, 95011490), (10, 85510341), (14, 61078815), (15, 57006894), (18, 47505745), (21, 40719210), (30, 28503447), (35, 24431526), (42, 20359605), (45, 19002298), (49, 17451090), (63, 13573070), (70, 12215763), (71, 12043710), (90, 9501149), (98, 8725545), (105, 8143842), (126, 6786535), (142, 6021855), (147, 5817030), (210, 4071921), (213, 4014570), (245, 3490218), (294, 2908515), (315, 2714614), (355, 2408742), (426, 2007285), (441, 1939010), (490, 1745109), (497, 1720530), (630, 1357307), (639, 1338190), (710, 1204371), (735, 1163406), (882, 969505), (994, 860265), (1065, 802914), (1278, 669095), (1470, 581703), (1491, 573510), (2130, 401457), (2205, 387802), (2485, 344106), (2731, 313110), (2982, 286755), (3195, 267638), (3479, 245790), (4410, 193901), (4473, 191170), (4970, 172053), (5462, 156555), (6390, 133819), (6958, 122895), (7455, 114702), (8193, 104370), (8946, 95585), (10437, 81930), (13655, 62622), (14910, 57351), (16386, 52185), (17395, 49158), (19117, 44730), (20874, 40965), (22365, 38234), (24579, 34790), (27310, 31311)]