180893748

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{149}}^2$

素因数の和:409

約数の個数: 72

約数和(自身を含む): 490649152

約数和(自身を除く): 309755404

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 97, 149, 194, 291, 298, 388, 447, 582, 596, 679, 894, 1043, 1164, 1358, 1788, 2037, 2086, 2716, 3129, 4074, 4172, 6258, 8148, 12516, 14453, 22201, 28906, 43359, 44402, 57812, 66603, 86718, 88804, 101171, 133206, 155407, 173436, 202342, 266412, 303513, 310814, 404684, 466221, 607026, 621628, 932442, 1214052, 1864884, 2153497, 4306994, 6460491, 8613988, 12920982, 15074479, 25841964, 30148958, 45223437, 60297916, 90446874, 180893748]

約数ペア:

[(1, 180893748), (2, 90446874), (3, 60297916), (4, 45223437), (6, 30148958), (7, 25841964), (12, 15074479), (14, 12920982), (21, 8613988), (28, 6460491), (42, 4306994), (84, 2153497), (97, 1864884), (149, 1214052), (194, 932442), (291, 621628), (298, 607026), (388, 466221), (447, 404684), (582, 310814), (596, 303513), (679, 266412), (894, 202342), (1043, 173436), (1164, 155407), (1358, 133206), (1788, 101171), (2037, 88804), (2086, 86718), (2716, 66603), (3129, 57812), (4074, 44402), (4172, 43359), (6258, 28906), (8148, 22201), (12516, 14453)]