218231931855

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{107}}^1\times {\mathrm{349}}^1\times {\mathrm{7951}}^1$

素因数の和:8429

約数の個数: 96

約数和(自身を含む): 411201100800

約数和(自身を除く): 192969168945

約数列:

[1, 3, 5, 7, 15, 21, 35, 49, 105, 107, 147, 245, 321, 349, 535, 735, 749, 1047, 1605, 1745, 2247, 2443, 3745, 5235, 5243, 7329, 7951, 11235, 12215, 15729, 17101, 23853, 26215, 36645, 37343, 39755, 51303, 55657, 78645, 85505, 112029, 119265, 166971, 186715, 256515, 261401, 278285, 389599, 560145, 784203, 834855, 850757, 1168797, 1307005, 1829807, 1947995, 2552271, 2774899, 3921015, 4253785, 5489421, 5843985, 5955299, 8324697, 9149035, 12761355, 13874495, 17865897, 19424293, 27447105, 29776495, 41623485, 41687093, 58272879, 89329485, 97121465, 125061279, 135970051, 208435465, 291364395, 296914193, 407910153, 625306395, 679850255, 890742579, 1484570965, 2039550765, 2078399351, 4453712895, 6235198053, 10391996755, 14548795457, 31175990265, 43646386371, 72743977285, 218231931855]

約数ペア:

[(1, 218231931855), (3, 72743977285), (5, 43646386371), (7, 31175990265), (15, 14548795457), (21, 10391996755), (35, 6235198053), (49, 4453712895), (105, 2078399351), (107, 2039550765), (147, 1484570965), (245, 890742579), (321, 679850255), (349, 625306395), (535, 407910153), (735, 296914193), (749, 291364395), (1047, 208435465), (1605, 135970051), (1745, 125061279), (2247, 97121465), (2443, 89329485), (3745, 58272879), (5235, 41687093), (5243, 41623485), (7329, 29776495), (7951, 27447105), (11235, 19424293), (12215, 17865897), (15729, 13874495), (17101, 12761355), (23853, 9149035), (26215, 8324697), (36645, 5955299), (37343, 5843985), (39755, 5489421), (51303, 4253785), (55657, 3921015), (78645, 2774899), (85505, 2552271), (112029, 1947995), (119265, 1829807), (166971, 1307005), (186715, 1168797), (256515, 850757), (261401, 834855), (278285, 784203), (389599, 560145)]