1636679968

素因数分解:

$2^5\times 7^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{3061}}^1$

素因数の和:3127

約数の個数: 144

約数和(自身を含む): 4222326528

約数和(自身を除く): 2585646560

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 31, 32, 44, 49, 56, 62, 77, 88, 98, 112, 124, 154, 176, 196, 217, 224, 248, 308, 341, 352, 392, 434, 496, 539, 616, 682, 784, 868, 992, 1078, 1232, 1364, 1519, 1568, 1736, 2156, 2387, 2464, 2728, 3038, 3061, 3472, 4312, 4774, 5456, 6076, 6122, 6944, 8624, 9548, 10912, 12152, 12244, 16709, 17248, 19096, 21427, 24304, 24488, 33418, 33671, 38192, 42854, 48608, 48976, 66836, 67342, 76384, 85708, 94891, 97952, 133672, 134684, 149989, 171416, 189782, 235697, 267344, 269368, 299978, 342832, 379564, 471394, 534688, 538736, 599956, 664237, 685664, 759128, 942788, 1043801, 1077472, 1199912, 1328474, 1518256, 1649879, 1885576, 2087602, 2399824, 2656948, 3036512, 3299758, 3771152, 4175204, 4649659, 4799648, 5313896, 6599516, 7306607, 7542304, 8350408, 9299318, 10627792, 13199032, 14613214, 16700816, 18598636, 21255584, 26398064, 29226428, 33401632, 37197272, 51146249, 52796128, 58452856, 74394544, 102292498, 116905712, 148789088, 204584996, 233811424, 409169992, 818339984, 1636679968]

約数ペア:

[(1, 1636679968), (2, 818339984), (4, 409169992), (7, 233811424), (8, 204584996), (11, 148789088), (14, 116905712), (16, 102292498), (22, 74394544), (28, 58452856), (31, 52796128), (32, 51146249), (44, 37197272), (49, 33401632), (56, 29226428), (62, 26398064), (77, 21255584), (88, 18598636), (98, 16700816), (112, 14613214), (124, 13199032), (154, 10627792), (176, 9299318), (196, 8350408), (217, 7542304), (224, 7306607), (248, 6599516), (308, 5313896), (341, 4799648), (352, 4649659), (392, 4175204), (434, 3771152), (496, 3299758), (539, 3036512), (616, 2656948), (682, 2399824), (784, 2087602), (868, 1885576), (992, 1649879), (1078, 1518256), (1232, 1328474), (1364, 1199912), (1519, 1077472), (1568, 1043801), (1736, 942788), (2156, 759128), (2387, 685664), (2464, 664237), (2728, 599956), (3038, 538736), (3061, 534688), (3472, 471394), (4312, 379564), (4774, 342832), (5456, 299978), (6076, 269368), (6122, 267344), (6944, 235697), (8624, 189782), (9548, 171416), (10912, 149989), (12152, 134684), (12244, 133672), (16709, 97952), (17248, 94891), (19096, 85708), (21427, 76384), (24304, 67342), (24488, 66836), (33418, 48976), (33671, 48608), (38192, 42854)]