1320687648

素因数分解:

$2^5\times 3^2\times 7^1\times {\mathrm{655103}}^1$

素因数の和:655126

約数の個数: 72

約数和(自身を含む): 4292241408

約数和(自身を除く): 2971553760

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 56, 63, 72, 84, 96, 112, 126, 144, 168, 224, 252, 288, 336, 504, 672, 1008, 2016, 655103, 1310206, 1965309, 2620412, 3930618, 4585721, 5240824, 5895927, 7861236, 9171442, 10481648, 11791854, 13757163, 15722472, 18342884, 20963296, 23583708, 27514326, 31444944, 36685768, 41271489, 47167416, 55028652, 62889888, 73371536, 82542978, 94334832, 110057304, 146743072, 165085956, 188669664, 220114608, 330171912, 440229216, 660343824, 1320687648]

約数ペア:

[(1, 1320687648), (2, 660343824), (3, 440229216), (4, 330171912), (6, 220114608), (7, 188669664), (8, 165085956), (9, 146743072), (12, 110057304), (14, 94334832), (16, 82542978), (18, 73371536), (21, 62889888), (24, 55028652), (28, 47167416), (32, 41271489), (36, 36685768), (42, 31444944), (48, 27514326), (56, 23583708), (63, 20963296), (72, 18342884), (84, 15722472), (96, 13757163), (112, 11791854), (126, 10481648), (144, 9171442), (168, 7861236), (224, 5895927), (252, 5240824), (288, 4585721), (336, 3930618), (504, 2620412), (672, 1965309), (1008, 1310206), (2016, 655103)]