318781190

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{2557}}^1$

素因数の和:2721

約数の個数: 64

約数和(自身を含む): 711656064

約数和(自身を除く): 392874874

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 130, 137, 182, 274, 455, 685, 910, 959, 1370, 1781, 1918, 2557, 3562, 4795, 5114, 8905, 9590, 12467, 12785, 17810, 17899, 24934, 25570, 33241, 35798, 62335, 66482, 89495, 124670, 166205, 178990, 232687, 332410, 350309, 465374, 700618, 1163435, 1751545, 2326870, 2452163, 3503090, 4554017, 4904326, 9108034, 12260815, 22770085, 24521630, 31878119, 45540170, 63756238, 159390595, 318781190]

約数ペア:

[(1, 318781190), (2, 159390595), (5, 63756238), (7, 45540170), (10, 31878119), (13, 24521630), (14, 22770085), (26, 12260815), (35, 9108034), (65, 4904326), (70, 4554017), (91, 3503090), (130, 2452163), (137, 2326870), (182, 1751545), (274, 1163435), (455, 700618), (685, 465374), (910, 350309), (959, 332410), (1370, 232687), (1781, 178990), (1918, 166205), (2557, 124670), (3562, 89495), (4795, 66482), (5114, 62335), (8905, 35798), (9590, 33241), (12467, 25570), (12785, 24934), (17810, 17899)]