72419480

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{5503}}^1$

素因数の和:5568

約数の個数: 64

約数和(自身を含む): 190218240

約数和(自身を除く): 117798760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 47, 56, 70, 94, 140, 188, 235, 280, 329, 376, 470, 658, 940, 1316, 1645, 1880, 2632, 3290, 5503, 6580, 11006, 13160, 22012, 27515, 38521, 44024, 55030, 77042, 110060, 154084, 192605, 220120, 258641, 308168, 385210, 517282, 770420, 1034564, 1293205, 1540840, 1810487, 2069128, 2586410, 3620974, 5172820, 7241948, 9052435, 10345640, 14483896, 18104870, 36209740, 72419480]

約数ペア:

[(1, 72419480), (2, 36209740), (4, 18104870), (5, 14483896), (7, 10345640), (8, 9052435), (10, 7241948), (14, 5172820), (20, 3620974), (28, 2586410), (35, 2069128), (40, 1810487), (47, 1540840), (56, 1293205), (70, 1034564), (94, 770420), (140, 517282), (188, 385210), (235, 308168), (280, 258641), (329, 220120), (376, 192605), (470, 154084), (658, 110060), (940, 77042), (1316, 55030), (1645, 44024), (1880, 38521), (2632, 27515), (3290, 22012), (5503, 13160), (6580, 11006)]