260894556

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{409}}^1$

素因数の和:508

約数の個数: 144

約数和(自身を含む): 752169600

約数和(自身を除く): 491275044

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 29, 36, 39, 47, 52, 58, 78, 87, 94, 116, 117, 141, 156, 174, 188, 234, 261, 282, 348, 377, 409, 423, 468, 522, 564, 611, 754, 818, 846, 1044, 1131, 1222, 1227, 1363, 1508, 1636, 1692, 1833, 2262, 2444, 2454, 2726, 3393, 3666, 3681, 4089, 4524, 4908, 5317, 5452, 5499, 6786, 7332, 7362, 8178, 10634, 10998, 11861, 12267, 13572, 14724, 15951, 16356, 17719, 19223, 21268, 21996, 23722, 24534, 31902, 35438, 35583, 38446, 47444, 47853, 49068, 53157, 57669, 63804, 70876, 71166, 76892, 95706, 106314, 106749, 115338, 142332, 154193, 159471, 173007, 191412, 212628, 213498, 230676, 249899, 308386, 318942, 346014, 426996, 462579, 499798, 557467, 616772, 637884, 692028, 749697, 925158, 999596, 1114934, 1387737, 1499394, 1672401, 1850316, 2229868, 2249091, 2775474, 2998788, 3344802, 4498182, 5017203, 5550948, 6689604, 7247071, 8996364, 10034406, 14494142, 20068812, 21741213, 28988284, 43482426, 65223639, 86964852, 130447278, 260894556]

約数ペア:

[(1, 260894556), (2, 130447278), (3, 86964852), (4, 65223639), (6, 43482426), (9, 28988284), (12, 21741213), (13, 20068812), (18, 14494142), (26, 10034406), (29, 8996364), (36, 7247071), (39, 6689604), (47, 5550948), (52, 5017203), (58, 4498182), (78, 3344802), (87, 2998788), (94, 2775474), (116, 2249091), (117, 2229868), (141, 1850316), (156, 1672401), (174, 1499394), (188, 1387737), (234, 1114934), (261, 999596), (282, 925158), (348, 749697), (377, 692028), (409, 637884), (423, 616772), (468, 557467), (522, 499798), (564, 462579), (611, 426996), (754, 346014), (818, 318942), (846, 308386), (1044, 249899), (1131, 230676), (1222, 213498), (1227, 212628), (1363, 191412), (1508, 173007), (1636, 159471), (1692, 154193), (1833, 142332), (2262, 115338), (2444, 106749), (2454, 106314), (2726, 95706), (3393, 76892), (3666, 71166), (3681, 70876), (4089, 63804), (4524, 57669), (4908, 53157), (5317, 49068), (5452, 47853), (5499, 47444), (6786, 38446), (7332, 35583), (7362, 35438), (8178, 31902), (10634, 24534), (10998, 23722), (11861, 21996), (12267, 21268), (13572, 19223), (14724, 17719), (15951, 16356)]