679632128

素因数分解:

$2^8\times 7^1\times {\mathrm{19}}^1\times {\mathrm{19961}}^1$

素因数の和:20003

約数の個数: 72

約数和(自身を含む): 1632093120

約数和(自身を除く): 952460992

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 32, 38, 56, 64, 76, 112, 128, 133, 152, 224, 256, 266, 304, 448, 532, 608, 896, 1064, 1216, 1792, 2128, 2432, 4256, 4864, 8512, 17024, 19961, 34048, 39922, 79844, 139727, 159688, 279454, 319376, 379259, 558908, 638752, 758518, 1117816, 1277504, 1517036, 2235632, 2555008, 2654813, 3034072, 4471264, 5110016, 5309626, 6068144, 8942528, 10619252, 12136288, 17885056, 21238504, 24272576, 35770112, 42477008, 48545152, 84954016, 97090304, 169908032, 339816064, 679632128]

約数ペア:

[(1, 679632128), (2, 339816064), (4, 169908032), (7, 97090304), (8, 84954016), (14, 48545152), (16, 42477008), (19, 35770112), (28, 24272576), (32, 21238504), (38, 17885056), (56, 12136288), (64, 10619252), (76, 8942528), (112, 6068144), (128, 5309626), (133, 5110016), (152, 4471264), (224, 3034072), (256, 2654813), (266, 2555008), (304, 2235632), (448, 1517036), (532, 1277504), (608, 1117816), (896, 758518), (1064, 638752), (1216, 558908), (1792, 379259), (2128, 319376), (2432, 279454), (4256, 159688), (4864, 139727), (8512, 79844), (17024, 39922), (19961, 34048)]