1311589664

素因数分解:

$2^5\times 7^2\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{223}}^1$

素因数の和:300

約数の個数: 216

約数和(自身を含む): 3423458304

約数和(自身を除く): 2111868640

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 31, 32, 44, 49, 56, 62, 77, 88, 98, 112, 121, 124, 154, 176, 196, 217, 223, 224, 242, 248, 308, 341, 352, 392, 434, 446, 484, 496, 539, 616, 682, 784, 847, 868, 892, 968, 992, 1078, 1232, 1364, 1519, 1561, 1568, 1694, 1736, 1784, 1936, 2156, 2387, 2453, 2464, 2728, 3038, 3122, 3388, 3472, 3568, 3751, 3872, 4312, 4774, 4906, 5456, 5929, 6076, 6244, 6776, 6913, 6944, 7136, 7502, 8624, 9548, 9812, 10912, 10927, 11858, 12152, 12488, 13552, 13826, 15004, 16709, 17171, 17248, 19096, 19624, 21854, 23716, 24304, 24976, 26257, 26983, 27104, 27652, 30008, 33418, 34342, 38192, 39248, 43708, 47432, 48391, 48608, 49952, 52514, 53966, 55304, 60016, 66836, 68684, 76043, 76384, 78496, 87416, 94864, 96782, 105028, 107932, 110608, 120032, 120197, 133672, 137368, 152086, 174832, 183799, 188881, 189728, 193564, 210056, 215864, 221216, 240394, 267344, 274736, 304172, 338737, 349664, 367598, 377762, 387128, 420112, 431728, 480788, 532301, 534688, 549472, 608344, 677474, 735196, 755524, 774256, 836473, 840224, 863456, 961576, 1064602, 1216688, 1322167, 1354948, 1470392, 1511048, 1548512, 1672946, 1923152, 2129204, 2433376, 2644334, 2709896, 2940784, 3022096, 3345892, 3726107, 3846304, 4258408, 5288668, 5419792, 5855311, 5881568, 6044192, 6691784, 7452214, 8516816, 10577336, 10839584, 11710622, 13383568, 14904428, 17033632, 21154672, 23421244, 26767136, 29808856, 40987177, 42309344, 46842488, 59617712, 81974354, 93684976, 119235424, 163948708, 187369952, 327897416, 655794832, 1311589664]

約数ペア:

[(1, 1311589664), (2, 655794832), (4, 327897416), (7, 187369952), (8, 163948708), (11, 119235424), (14, 93684976), (16, 81974354), (22, 59617712), (28, 46842488), (31, 42309344), (32, 40987177), (44, 29808856), (49, 26767136), (56, 23421244), (62, 21154672), (77, 17033632), (88, 14904428), (98, 13383568), (112, 11710622), (121, 10839584), (124, 10577336), (154, 8516816), (176, 7452214), (196, 6691784), (217, 6044192), (223, 5881568), (224, 5855311), (242, 5419792), (248, 5288668), (308, 4258408), (341, 3846304), (352, 3726107), (392, 3345892), (434, 3022096), (446, 2940784), (484, 2709896), (496, 2644334), (539, 2433376), (616, 2129204), (682, 1923152), (784, 1672946), (847, 1548512), (868, 1511048), (892, 1470392), (968, 1354948), (992, 1322167), (1078, 1216688), (1232, 1064602), (1364, 961576), (1519, 863456), (1561, 840224), (1568, 836473), (1694, 774256), (1736, 755524), (1784, 735196), (1936, 677474), (2156, 608344), (2387, 549472), (2453, 534688), (2464, 532301), (2728, 480788), (3038, 431728), (3122, 420112), (3388, 387128), (3472, 377762), (3568, 367598), (3751, 349664), (3872, 338737), (4312, 304172), (4774, 274736), (4906, 267344), (5456, 240394), (5929, 221216), (6076, 215864), (6244, 210056), (6776, 193564), (6913, 189728), (6944, 188881), (7136, 183799), (7502, 174832), (8624, 152086), (9548, 137368), (9812, 133672), (10912, 120197), (10927, 120032), (11858, 110608), (12152, 107932), (12488, 105028), (13552, 96782), (13826, 94864), (15004, 87416), (16709, 78496), (17171, 76384), (17248, 76043), (19096, 68684), (19624, 66836), (21854, 60016), (23716, 55304), (24304, 53966), (24976, 52514), (26257, 49952), (26983, 48608), (27104, 48391), (27652, 47432), (30008, 43708), (33418, 39248), (34342, 38192)]