15415240

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{97}}^1\times {\mathrm{137}}^1$

素因数の和:274

約数の個数: 64

約数和(自身を含む): 36514800

約数和(自身を除く): 21099560

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 97, 116, 137, 145, 194, 232, 274, 290, 388, 485, 548, 580, 685, 776, 970, 1096, 1160, 1370, 1940, 2740, 2813, 3880, 3973, 5480, 5626, 7946, 11252, 13289, 14065, 15892, 19865, 22504, 26578, 28130, 31784, 39730, 53156, 56260, 66445, 79460, 106312, 112520, 132890, 158920, 265780, 385381, 531560, 770762, 1541524, 1926905, 3083048, 3853810, 7707620, 15415240]

約数ペア:

[(1, 15415240), (2, 7707620), (4, 3853810), (5, 3083048), (8, 1926905), (10, 1541524), (20, 770762), (29, 531560), (40, 385381), (58, 265780), (97, 158920), (116, 132890), (137, 112520), (145, 106312), (194, 79460), (232, 66445), (274, 56260), (290, 53156), (388, 39730), (485, 31784), (548, 28130), (580, 26578), (685, 22504), (776, 19865), (970, 15892), (1096, 14065), (1160, 13289), (1370, 11252), (1940, 7946), (2740, 5626), (2813, 5480), (3880, 3973)]