40218080

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{149}}^1\times {\mathrm{241}}^1$

素因数の和:412

約数の個数: 96

約数和(自身を含む): 109771200

約数和(自身を除く): 69553120

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 149, 160, 224, 241, 280, 298, 482, 560, 596, 745, 964, 1043, 1120, 1192, 1205, 1490, 1687, 1928, 2086, 2384, 2410, 2980, 3374, 3856, 4172, 4768, 4820, 5215, 5960, 6748, 7712, 8344, 8435, 9640, 10430, 11920, 13496, 16688, 16870, 19280, 20860, 23840, 26992, 33376, 33740, 35909, 38560, 41720, 53984, 67480, 71818, 83440, 134960, 143636, 166880, 179545, 251363, 269920, 287272, 359090, 502726, 574544, 718180, 1005452, 1149088, 1256815, 1436360, 2010904, 2513630, 2872720, 4021808, 5027260, 5745440, 8043616, 10054520, 20109040, 40218080]

約数ペア:

[(1, 40218080), (2, 20109040), (4, 10054520), (5, 8043616), (7, 5745440), (8, 5027260), (10, 4021808), (14, 2872720), (16, 2513630), (20, 2010904), (28, 1436360), (32, 1256815), (35, 1149088), (40, 1005452), (56, 718180), (70, 574544), (80, 502726), (112, 359090), (140, 287272), (149, 269920), (160, 251363), (224, 179545), (241, 166880), (280, 143636), (298, 134960), (482, 83440), (560, 71818), (596, 67480), (745, 53984), (964, 41720), (1043, 38560), (1120, 35909), (1192, 33740), (1205, 33376), (1490, 26992), (1687, 23840), (1928, 20860), (2086, 19280), (2384, 16870), (2410, 16688), (2980, 13496), (3374, 11920), (3856, 10430), (4172, 9640), (4768, 8435), (4820, 8344), (5215, 7712), (5960, 6748)]