26996580

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{139}}^1$

素因数の和:250

約数の個数: 144

約数和(自身を含む): 89893440

約数和(自身を除く): 62896860

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 83, 90, 117, 130, 139, 156, 166, 180, 195, 234, 249, 260, 278, 332, 390, 415, 417, 468, 498, 556, 585, 695, 747, 780, 830, 834, 996, 1079, 1170, 1245, 1251, 1390, 1494, 1660, 1668, 1807, 2085, 2158, 2340, 2490, 2502, 2780, 2988, 3237, 3614, 3735, 4170, 4316, 4980, 5004, 5395, 5421, 6255, 6474, 7228, 7470, 8340, 9035, 9711, 10790, 10842, 11537, 12510, 12948, 14940, 16185, 16263, 18070, 19422, 21580, 21684, 23074, 25020, 27105, 32370, 32526, 34611, 36140, 38844, 46148, 48555, 54210, 57685, 64740, 65052, 69222, 81315, 97110, 103833, 108420, 115370, 138444, 149981, 162630, 173055, 194220, 207666, 230740, 299962, 325260, 346110, 415332, 449943, 519165, 599924, 692220, 749905, 899886, 1038330, 1349829, 1499810, 1799772, 2076660, 2249715, 2699658, 2999620, 4499430, 5399316, 6749145, 8998860, 13498290, 26996580]

約数ペア:

[(1, 26996580), (2, 13498290), (3, 8998860), (4, 6749145), (5, 5399316), (6, 4499430), (9, 2999620), (10, 2699658), (12, 2249715), (13, 2076660), (15, 1799772), (18, 1499810), (20, 1349829), (26, 1038330), (30, 899886), (36, 749905), (39, 692220), (45, 599924), (52, 519165), (60, 449943), (65, 415332), (78, 346110), (83, 325260), (90, 299962), (117, 230740), (130, 207666), (139, 194220), (156, 173055), (166, 162630), (180, 149981), (195, 138444), (234, 115370), (249, 108420), (260, 103833), (278, 97110), (332, 81315), (390, 69222), (415, 65052), (417, 64740), (468, 57685), (498, 54210), (556, 48555), (585, 46148), (695, 38844), (747, 36140), (780, 34611), (830, 32526), (834, 32370), (996, 27105), (1079, 25020), (1170, 23074), (1245, 21684), (1251, 21580), (1390, 19422), (1494, 18070), (1660, 16263), (1668, 16185), (1807, 14940), (2085, 12948), (2158, 12510), (2340, 11537), (2490, 10842), (2502, 10790), (2780, 9711), (2988, 9035), (3237, 8340), (3614, 7470), (3735, 7228), (4170, 6474), (4316, 6255), (4980, 5421), (5004, 5395)]