210864945

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{823}}^1$

素因数の和:910

約数の個数: 64

約数和(自身を含む): 379699200

約数和(自身を除く): 168834255

約数列:

[1, 3, 5, 15, 19, 29, 31, 57, 87, 93, 95, 145, 155, 285, 435, 465, 551, 589, 823, 899, 1653, 1767, 2469, 2697, 2755, 2945, 4115, 4495, 8265, 8835, 12345, 13485, 15637, 17081, 23867, 25513, 46911, 51243, 71601, 76539, 78185, 85405, 119335, 127565, 234555, 256215, 358005, 382695, 453473, 484747, 739877, 1360419, 1454241, 2219631, 2267365, 2423735, 3699385, 6802095, 7271205, 11098155, 14057663, 42172989, 70288315, 210864945]

約数ペア:

[(1, 210864945), (3, 70288315), (5, 42172989), (15, 14057663), (19, 11098155), (29, 7271205), (31, 6802095), (57, 3699385), (87, 2423735), (93, 2267365), (95, 2219631), (145, 1454241), (155, 1360419), (285, 739877), (435, 484747), (465, 453473), (551, 382695), (589, 358005), (823, 256215), (899, 234555), (1653, 127565), (1767, 119335), (2469, 85405), (2697, 78185), (2755, 76539), (2945, 71601), (4115, 51243), (4495, 46911), (8265, 25513), (8835, 23867), (12345, 17081), (13485, 15637)]