206972320

素因数分解:

$2^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{661}}^1$

素因数の和:798

約数の個数: 96

約数和(自身を含む): 520490880

約数和(自身を除く): 313518560

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 76, 80, 95, 103, 152, 160, 190, 206, 304, 380, 412, 515, 608, 661, 760, 824, 1030, 1322, 1520, 1648, 1957, 2060, 2644, 3040, 3296, 3305, 3914, 4120, 5288, 6610, 7828, 8240, 9785, 10576, 12559, 13220, 15656, 16480, 19570, 21152, 25118, 26440, 31312, 39140, 50236, 52880, 62624, 62795, 68083, 78280, 100472, 105760, 125590, 136166, 156560, 200944, 251180, 272332, 313120, 340415, 401888, 502360, 544664, 680830, 1004720, 1089328, 1293577, 1361660, 2009440, 2178656, 2587154, 2723320, 5174308, 5446640, 6467885, 10348616, 10893280, 12935770, 20697232, 25871540, 41394464, 51743080, 103486160, 206972320]

約数ペア:

[(1, 206972320), (2, 103486160), (4, 51743080), (5, 41394464), (8, 25871540), (10, 20697232), (16, 12935770), (19, 10893280), (20, 10348616), (32, 6467885), (38, 5446640), (40, 5174308), (76, 2723320), (80, 2587154), (95, 2178656), (103, 2009440), (152, 1361660), (160, 1293577), (190, 1089328), (206, 1004720), (304, 680830), (380, 544664), (412, 502360), (515, 401888), (608, 340415), (661, 313120), (760, 272332), (824, 251180), (1030, 200944), (1322, 156560), (1520, 136166), (1648, 125590), (1957, 105760), (2060, 100472), (2644, 78280), (3040, 68083), (3296, 62795), (3305, 62624), (3914, 52880), (4120, 50236), (5288, 39140), (6610, 31312), (7828, 26440), (8240, 25118), (9785, 21152), (10576, 19570), (12559, 16480), (13220, 15656)]