28418376

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{307}}^1$

素因数の和:371

約数の個数: 128

約数和(自身を含む): 88704000

約数和(自身を除く): 60285624

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 19, 21, 24, 28, 29, 38, 42, 56, 57, 58, 76, 84, 87, 114, 116, 133, 152, 168, 174, 203, 228, 232, 266, 307, 348, 399, 406, 456, 532, 551, 609, 614, 696, 798, 812, 921, 1064, 1102, 1218, 1228, 1596, 1624, 1653, 1842, 2149, 2204, 2436, 2456, 3192, 3306, 3684, 3857, 4298, 4408, 4872, 5833, 6447, 6612, 7368, 7714, 8596, 8903, 11571, 11666, 12894, 13224, 15428, 17192, 17499, 17806, 23142, 23332, 25788, 26709, 30856, 34998, 35612, 40831, 46284, 46664, 51576, 53418, 62321, 69996, 71224, 81662, 92568, 106836, 122493, 124642, 139992, 163324, 169157, 186963, 213672, 244986, 249284, 326648, 338314, 373926, 489972, 498568, 507471, 676628, 747852, 979944, 1014942, 1184099, 1353256, 1495704, 2029884, 2368198, 3552297, 4059768, 4736396, 7104594, 9472792, 14209188, 28418376]

約数ペア:

[(1, 28418376), (2, 14209188), (3, 9472792), (4, 7104594), (6, 4736396), (7, 4059768), (8, 3552297), (12, 2368198), (14, 2029884), (19, 1495704), (21, 1353256), (24, 1184099), (28, 1014942), (29, 979944), (38, 747852), (42, 676628), (56, 507471), (57, 498568), (58, 489972), (76, 373926), (84, 338314), (87, 326648), (114, 249284), (116, 244986), (133, 213672), (152, 186963), (168, 169157), (174, 163324), (203, 139992), (228, 124642), (232, 122493), (266, 106836), (307, 92568), (348, 81662), (399, 71224), (406, 69996), (456, 62321), (532, 53418), (551, 51576), (609, 46664), (614, 46284), (696, 40831), (798, 35612), (812, 34998), (921, 30856), (1064, 26709), (1102, 25788), (1218, 23332), (1228, 23142), (1596, 17806), (1624, 17499), (1653, 17192), (1842, 15428), (2149, 13224), (2204, 12894), (2436, 11666), (2456, 11571), (3192, 8903), (3306, 8596), (3684, 7714), (3857, 7368), (4298, 6612), (4408, 6447), (4872, 5833)]