254655328

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{229}}^1$

素因数の和:348

約数の個数: 96

約数和(自身を含む): 556416000

約数和(自身を除く): 301760672

約数列:

[1, 2, 4, 8, 16, 19, 31, 32, 38, 59, 62, 76, 118, 124, 152, 229, 236, 248, 304, 458, 472, 496, 589, 608, 916, 944, 992, 1121, 1178, 1829, 1832, 1888, 2242, 2356, 3658, 3664, 4351, 4484, 4712, 7099, 7316, 7328, 8702, 8968, 9424, 13511, 14198, 14632, 17404, 17936, 18848, 27022, 28396, 29264, 34751, 34808, 35872, 54044, 56792, 58528, 69502, 69616, 108088, 113584, 134881, 139004, 139232, 216176, 227168, 256709, 269762, 278008, 418841, 432352, 513418, 539524, 556016, 837682, 1026836, 1079048, 1112032, 1675364, 2053672, 2158096, 3350728, 4107344, 4316192, 6701456, 7957979, 8214688, 13402912, 15915958, 31831916, 63663832, 127327664, 254655328]

約数ペア:

[(1, 254655328), (2, 127327664), (4, 63663832), (8, 31831916), (16, 15915958), (19, 13402912), (31, 8214688), (32, 7957979), (38, 6701456), (59, 4316192), (62, 4107344), (76, 3350728), (118, 2158096), (124, 2053672), (152, 1675364), (229, 1112032), (236, 1079048), (248, 1026836), (304, 837682), (458, 556016), (472, 539524), (496, 513418), (589, 432352), (608, 418841), (916, 278008), (944, 269762), (992, 256709), (1121, 227168), (1178, 216176), (1829, 139232), (1832, 139004), (1888, 134881), (2242, 113584), (2356, 108088), (3658, 69616), (3664, 69502), (4351, 58528), (4484, 56792), (4712, 54044), (7099, 35872), (7316, 34808), (7328, 34751), (8702, 29264), (8968, 28396), (9424, 27022), (13511, 18848), (14198, 17936), (14632, 17404)]