64492140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{15139}}^1$

素因数の和:15222

約数の個数: 48

約数和(自身を含む): 183133440

約数和(自身を除く): 118641300

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 71, 142, 213, 284, 355, 426, 710, 852, 1065, 1420, 2130, 4260, 15139, 30278, 45417, 60556, 75695, 90834, 151390, 181668, 227085, 302780, 454170, 908340, 1074869, 2149738, 3224607, 4299476, 5374345, 6449214, 10748690, 12898428, 16123035, 21497380, 32246070, 64492140]

約数ペア:

[(1, 64492140), (2, 32246070), (3, 21497380), (4, 16123035), (5, 12898428), (6, 10748690), (10, 6449214), (12, 5374345), (15, 4299476), (20, 3224607), (30, 2149738), (60, 1074869), (71, 908340), (142, 454170), (213, 302780), (284, 227085), (355, 181668), (426, 151390), (710, 90834), (852, 75695), (1065, 60556), (1420, 45417), (2130, 30278), (4260, 15139)]