664672788

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{127}}^1\times {\mathrm{211}}^1$

素因数の和:414

約数の個数: 144

約数和(自身を含む): 1866848256

約数和(自身を除く): 1202175468

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 53, 78, 106, 117, 127, 156, 159, 211, 212, 234, 254, 318, 381, 422, 468, 477, 508, 633, 636, 689, 762, 844, 954, 1143, 1266, 1378, 1524, 1651, 1899, 1908, 2067, 2286, 2532, 2743, 2756, 3302, 3798, 4134, 4572, 4953, 5486, 6201, 6604, 6731, 7596, 8229, 8268, 9906, 10972, 11183, 12402, 13462, 14859, 16458, 19812, 20193, 22366, 24687, 24804, 26797, 26924, 29718, 32916, 33549, 40386, 44732, 49374, 53594, 59436, 60579, 67098, 80391, 80772, 87503, 98748, 100647, 107188, 121158, 134196, 145379, 160782, 175006, 201294, 241173, 242316, 262509, 290758, 321564, 348361, 350012, 402588, 436137, 482346, 525018, 581516, 696722, 787527, 872274, 964692, 1045083, 1050036, 1308411, 1393444, 1420241, 1575054, 1744548, 2090166, 2616822, 2840482, 3135249, 3150108, 4180332, 4260723, 5233644, 5680964, 6270498, 8521446, 12540996, 12782169, 17042892, 18463133, 25564338, 36926266, 51128676, 55389399, 73852532, 110778798, 166168197, 221557596, 332336394, 664672788]

約数ペア:

[(1, 664672788), (2, 332336394), (3, 221557596), (4, 166168197), (6, 110778798), (9, 73852532), (12, 55389399), (13, 51128676), (18, 36926266), (26, 25564338), (36, 18463133), (39, 17042892), (52, 12782169), (53, 12540996), (78, 8521446), (106, 6270498), (117, 5680964), (127, 5233644), (156, 4260723), (159, 4180332), (211, 3150108), (212, 3135249), (234, 2840482), (254, 2616822), (318, 2090166), (381, 1744548), (422, 1575054), (468, 1420241), (477, 1393444), (508, 1308411), (633, 1050036), (636, 1045083), (689, 964692), (762, 872274), (844, 787527), (954, 696722), (1143, 581516), (1266, 525018), (1378, 482346), (1524, 436137), (1651, 402588), (1899, 350012), (1908, 348361), (2067, 321564), (2286, 290758), (2532, 262509), (2743, 242316), (2756, 241173), (3302, 201294), (3798, 175006), (4134, 160782), (4572, 145379), (4953, 134196), (5486, 121158), (6201, 107188), (6604, 100647), (6731, 98748), (7596, 87503), (8229, 80772), (8268, 80391), (9906, 67098), (10972, 60579), (11183, 59436), (12402, 53594), (13462, 49374), (14859, 44732), (16458, 40386), (19812, 33549), (20193, 32916), (22366, 29718), (24687, 26924), (24804, 26797)]