657243288

素因数分解:

$2^3\times 3^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{127}}^1$

素因数の和:271

約数の個数: 256

約数和(自身を含む): 2107392000

約数和(自身を除く): 1450148712

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 19, 24, 26, 27, 36, 38, 39, 52, 54, 57, 72, 76, 78, 97, 104, 108, 114, 117, 127, 152, 156, 171, 194, 216, 228, 234, 247, 254, 291, 312, 342, 351, 381, 388, 456, 468, 494, 508, 513, 582, 684, 702, 741, 762, 776, 873, 936, 988, 1016, 1026, 1143, 1164, 1261, 1368, 1404, 1482, 1524, 1651, 1746, 1843, 1976, 2052, 2223, 2286, 2328, 2413, 2522, 2619, 2808, 2964, 3048, 3302, 3429, 3492, 3686, 3783, 4104, 4446, 4572, 4826, 4953, 5044, 5238, 5529, 5928, 6604, 6669, 6858, 6984, 7239, 7372, 7566, 8892, 9144, 9652, 9906, 10088, 10476, 11058, 11349, 12319, 13208, 13338, 13716, 14478, 14744, 14859, 15132, 16587, 17784, 19304, 19812, 20952, 21717, 22116, 22698, 23959, 24638, 26676, 27432, 28956, 29718, 30264, 31369, 33174, 34047, 36957, 39624, 43434, 44232, 44577, 45396, 47918, 49276, 49761, 53352, 57912, 59436, 62738, 65151, 66348, 68094, 71877, 73914, 86868, 89154, 90792, 94107, 95836, 98552, 99522, 110871, 118872, 125476, 130302, 132696, 136188, 143754, 147828, 160147, 173736, 178308, 188214, 191672, 199044, 215631, 221742, 234061, 250952, 260604, 272376, 282321, 287508, 295656, 320294, 332613, 356616, 376428, 398088, 431262, 443484, 468122, 480441, 521208, 564642, 575016, 640588, 646893, 665226, 702183, 752856, 846963, 862524, 886968, 936244, 960882, 1129284, 1281176, 1293786, 1330452, 1404366, 1441323, 1693926, 1725048, 1872488, 1921764, 2106549, 2258568, 2587572, 2660904, 2808732, 2882646, 3042793, 3387852, 3843528, 4213098, 4323969, 5175144, 5617464, 5765292, 6085586, 6319647, 6775704, 8426196, 8647938, 9128379, 11530584, 12171172, 12639294, 16852392, 17295876, 18256758, 24342344, 25278588, 27385137, 34591752, 36513516, 50557176, 54770274, 73027032, 82155411, 109540548, 164310822, 219081096, 328621644, 657243288]

約数ペア:

[(1, 657243288), (2, 328621644), (3, 219081096), (4, 164310822), (6, 109540548), (8, 82155411), (9, 73027032), (12, 54770274), (13, 50557176), (18, 36513516), (19, 34591752), (24, 27385137), (26, 25278588), (27, 24342344), (36, 18256758), (38, 17295876), (39, 16852392), (52, 12639294), (54, 12171172), (57, 11530584), (72, 9128379), (76, 8647938), (78, 8426196), (97, 6775704), (104, 6319647), (108, 6085586), (114, 5765292), (117, 5617464), (127, 5175144), (152, 4323969), (156, 4213098), (171, 3843528), (194, 3387852), (216, 3042793), (228, 2882646), (234, 2808732), (247, 2660904), (254, 2587572), (291, 2258568), (312, 2106549), (342, 1921764), (351, 1872488), (381, 1725048), (388, 1693926), (456, 1441323), (468, 1404366), (494, 1330452), (508, 1293786), (513, 1281176), (582, 1129284), (684, 960882), (702, 936244), (741, 886968), (762, 862524), (776, 846963), (873, 752856), (936, 702183), (988, 665226), (1016, 646893), (1026, 640588), (1143, 575016), (1164, 564642), (1261, 521208), (1368, 480441), (1404, 468122), (1482, 443484), (1524, 431262), (1651, 398088), (1746, 376428), (1843, 356616), (1976, 332613), (2052, 320294), (2223, 295656), (2286, 287508), (2328, 282321), (2413, 272376), (2522, 260604), (2619, 250952), (2808, 234061), (2964, 221742), (3048, 215631), (3302, 199044), (3429, 191672), (3492, 188214), (3686, 178308), (3783, 173736), (4104, 160147), (4446, 147828), (4572, 143754), (4826, 136188), (4953, 132696), (5044, 130302), (5238, 125476), (5529, 118872), (5928, 110871), (6604, 99522), (6669, 98552), (6858, 95836), (6984, 94107), (7239, 90792), (7372, 89154), (7566, 86868), (8892, 73914), (9144, 71877), (9652, 68094), (9906, 66348), (10088, 65151), (10476, 62738), (11058, 59436), (11349, 57912), (12319, 53352), (13208, 49761), (13338, 49276), (13716, 47918), (14478, 45396), (14744, 44577), (14859, 44232), (15132, 43434), (16587, 39624), (17784, 36957), (19304, 34047), (19812, 33174), (20952, 31369), (21717, 30264), (22116, 29718), (22698, 28956), (23959, 27432), (24638, 26676)]