15671220688

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{443}}^1\times {\mathrm{977}}^1$

素因数の和:1532

約数の個数: 80

約数和(自身を含む): 31876102656

約数和(自身を除く): 16204881968

約数列:

[1, 2, 4, 8, 16, 31, 62, 73, 124, 146, 248, 292, 443, 496, 584, 886, 977, 1168, 1772, 1954, 2263, 3544, 3908, 4526, 7088, 7816, 9052, 13733, 15632, 18104, 27466, 30287, 32339, 36208, 54932, 60574, 64678, 71321, 109864, 121148, 129356, 142642, 219728, 242296, 258712, 285284, 432811, 484592, 517424, 570568, 865622, 1002509, 1141136, 1731244, 2005018, 2210951, 3462488, 4010036, 4421902, 6924976, 8020072, 8843804, 13417141, 16040144, 17687608, 26834282, 31595203, 35375216, 53668564, 63190406, 107337128, 126380812, 214674256, 252761624, 505523248, 979451293, 1958902586, 3917805172, 7835610344, 15671220688]

約数ペア:

[(1, 15671220688), (2, 7835610344), (4, 3917805172), (8, 1958902586), (16, 979451293), (31, 505523248), (62, 252761624), (73, 214674256), (124, 126380812), (146, 107337128), (248, 63190406), (292, 53668564), (443, 35375216), (496, 31595203), (584, 26834282), (886, 17687608), (977, 16040144), (1168, 13417141), (1772, 8843804), (1954, 8020072), (2263, 6924976), (3544, 4421902), (3908, 4010036), (4526, 3462488), (7088, 2210951), (7816, 2005018), (9052, 1731244), (13733, 1141136), (15632, 1002509), (18104, 865622), (27466, 570568), (30287, 517424), (32339, 484592), (36208, 432811), (54932, 285284), (60574, 258712), (64678, 242296), (71321, 219728), (109864, 142642), (121148, 129356)]