136670360

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{139}}^1\times {\mathrm{523}}^1$

素因数の和:720

約数の個数: 64

約数和(自身を含む): 316915200

約数和(自身を除く): 180244840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 94, 139, 188, 235, 278, 376, 470, 523, 556, 695, 940, 1046, 1112, 1390, 1880, 2092, 2615, 2780, 4184, 5230, 5560, 6533, 10460, 13066, 20920, 24581, 26132, 32665, 49162, 52264, 65330, 72697, 98324, 122905, 130660, 145394, 196648, 245810, 261320, 290788, 363485, 491620, 581576, 726970, 983240, 1453940, 2907880, 3416759, 6833518, 13667036, 17083795, 27334072, 34167590, 68335180, 136670360]

約数ペア:

[(1, 136670360), (2, 68335180), (4, 34167590), (5, 27334072), (8, 17083795), (10, 13667036), (20, 6833518), (40, 3416759), (47, 2907880), (94, 1453940), (139, 983240), (188, 726970), (235, 581576), (278, 491620), (376, 363485), (470, 290788), (523, 261320), (556, 245810), (695, 196648), (940, 145394), (1046, 130660), (1112, 122905), (1390, 98324), (1880, 72697), (2092, 65330), (2615, 52264), (2780, 49162), (4184, 32665), (5230, 26132), (5560, 24581), (6533, 20920), (10460, 13066)]