1988614432

素因数分解:

$2^5\times 7^2\times {\mathrm{37}}^1\times {\mathrm{151}}^1\times {\mathrm{227}}^1$

素因数の和:439

約数の個数: 144

約数和(自身を含む): 4729088448

約数和(自身を除く): 2740474016

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 37, 49, 56, 74, 98, 112, 148, 151, 196, 224, 227, 259, 296, 302, 392, 454, 518, 592, 604, 784, 908, 1036, 1057, 1184, 1208, 1568, 1589, 1813, 1816, 2072, 2114, 2416, 3178, 3626, 3632, 4144, 4228, 4832, 5587, 6356, 7252, 7264, 7399, 8288, 8399, 8456, 11123, 11174, 12712, 14504, 14798, 16798, 16912, 22246, 22348, 25424, 29008, 29596, 33596, 33824, 34277, 39109, 44492, 44696, 50848, 58016, 58793, 59192, 67192, 68554, 78218, 88984, 89392, 117586, 118384, 134384, 137108, 156436, 177968, 178784, 235172, 236768, 239939, 268768, 273763, 274216, 312872, 355936, 411551, 470344, 479878, 547526, 548432, 625744, 823102, 940688, 959756, 1095052, 1096864, 1251488, 1268249, 1646204, 1679573, 1881376, 1919512, 2190104, 2536498, 3292408, 3359146, 3839024, 4380208, 5072996, 6584816, 6718292, 7678048, 8760416, 8877743, 10145992, 13169632, 13436584, 17755486, 20291984, 26873168, 35510972, 40583968, 53746336, 62144201, 71021944, 124288402, 142043888, 248576804, 284087776, 497153608, 994307216, 1988614432]

約数ペア:

[(1, 1988614432), (2, 994307216), (4, 497153608), (7, 284087776), (8, 248576804), (14, 142043888), (16, 124288402), (28, 71021944), (32, 62144201), (37, 53746336), (49, 40583968), (56, 35510972), (74, 26873168), (98, 20291984), (112, 17755486), (148, 13436584), (151, 13169632), (196, 10145992), (224, 8877743), (227, 8760416), (259, 7678048), (296, 6718292), (302, 6584816), (392, 5072996), (454, 4380208), (518, 3839024), (592, 3359146), (604, 3292408), (784, 2536498), (908, 2190104), (1036, 1919512), (1057, 1881376), (1184, 1679573), (1208, 1646204), (1568, 1268249), (1589, 1251488), (1813, 1096864), (1816, 1095052), (2072, 959756), (2114, 940688), (2416, 823102), (3178, 625744), (3626, 548432), (3632, 547526), (4144, 479878), (4228, 470344), (4832, 411551), (5587, 355936), (6356, 312872), (7252, 274216), (7264, 273763), (7399, 268768), (8288, 239939), (8399, 236768), (8456, 235172), (11123, 178784), (11174, 177968), (12712, 156436), (14504, 137108), (14798, 134384), (16798, 118384), (16912, 117586), (22246, 89392), (22348, 88984), (25424, 78218), (29008, 68554), (29596, 67192), (33596, 59192), (33824, 58793), (34277, 58016), (39109, 50848), (44492, 44696)]