1657380640

素因数分解:

$2^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{3659}}^1$

素因数の和:3842

約数の個数: 96

約数和(自身を含む): 4150440000

約数和(自身を除く): 2493059360

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 76, 80, 95, 149, 152, 160, 190, 298, 304, 380, 596, 608, 745, 760, 1192, 1490, 1520, 2384, 2831, 2980, 3040, 3659, 4768, 5662, 5960, 7318, 11324, 11920, 14155, 14636, 18295, 22648, 23840, 28310, 29272, 36590, 45296, 56620, 58544, 69521, 73180, 90592, 113240, 117088, 139042, 146360, 226480, 278084, 292720, 347605, 452960, 545191, 556168, 585440, 695210, 1090382, 1112336, 1390420, 2180764, 2224672, 2725955, 2780840, 4361528, 5451910, 5561680, 8723056, 10358629, 10903820, 11123360, 17446112, 20717258, 21807640, 41434516, 43615280, 51793145, 82869032, 87230560, 103586290, 165738064, 207172580, 331476128, 414345160, 828690320, 1657380640]

約数ペア:

[(1, 1657380640), (2, 828690320), (4, 414345160), (5, 331476128), (8, 207172580), (10, 165738064), (16, 103586290), (19, 87230560), (20, 82869032), (32, 51793145), (38, 43615280), (40, 41434516), (76, 21807640), (80, 20717258), (95, 17446112), (149, 11123360), (152, 10903820), (160, 10358629), (190, 8723056), (298, 5561680), (304, 5451910), (380, 4361528), (596, 2780840), (608, 2725955), (745, 2224672), (760, 2180764), (1192, 1390420), (1490, 1112336), (1520, 1090382), (2384, 695210), (2831, 585440), (2980, 556168), (3040, 545191), (3659, 452960), (4768, 347605), (5662, 292720), (5960, 278084), (7318, 226480), (11324, 146360), (11920, 139042), (14155, 117088), (14636, 113240), (18295, 90592), (22648, 73180), (23840, 69521), (28310, 58544), (29272, 56620), (36590, 45296)]