90647480

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{1549}}^1$

素因数の和:1597

約数の個数: 128

約数和(自身を含む): 267840000

約数和(自身を除く): 177192520

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 19, 20, 22, 28, 35, 38, 40, 44, 55, 56, 70, 76, 77, 88, 95, 110, 133, 140, 152, 154, 190, 209, 220, 266, 280, 308, 380, 385, 418, 440, 532, 616, 665, 760, 770, 836, 1045, 1064, 1330, 1463, 1540, 1549, 1672, 2090, 2660, 2926, 3080, 3098, 4180, 5320, 5852, 6196, 7315, 7745, 8360, 10843, 11704, 12392, 14630, 15490, 17039, 21686, 29260, 29431, 30980, 34078, 43372, 54215, 58520, 58862, 61960, 68156, 85195, 86744, 108430, 117724, 119273, 136312, 147155, 170390, 206017, 216860, 235448, 238546, 294310, 323741, 340780, 412034, 433720, 477092, 588620, 596365, 647482, 681560, 824068, 954184, 1030085, 1177240, 1192730, 1294964, 1618705, 1648136, 2060170, 2266187, 2385460, 2589928, 3237410, 4120340, 4532374, 4770920, 6474820, 8240680, 9064748, 11330935, 12949640, 18129496, 22661870, 45323740, 90647480]

約数ペア:

[(1, 90647480), (2, 45323740), (4, 22661870), (5, 18129496), (7, 12949640), (8, 11330935), (10, 9064748), (11, 8240680), (14, 6474820), (19, 4770920), (20, 4532374), (22, 4120340), (28, 3237410), (35, 2589928), (38, 2385460), (40, 2266187), (44, 2060170), (55, 1648136), (56, 1618705), (70, 1294964), (76, 1192730), (77, 1177240), (88, 1030085), (95, 954184), (110, 824068), (133, 681560), (140, 647482), (152, 596365), (154, 588620), (190, 477092), (209, 433720), (220, 412034), (266, 340780), (280, 323741), (308, 294310), (380, 238546), (385, 235448), (418, 216860), (440, 206017), (532, 170390), (616, 147155), (665, 136312), (760, 119273), (770, 117724), (836, 108430), (1045, 86744), (1064, 85195), (1330, 68156), (1463, 61960), (1540, 58862), (1549, 58520), (1672, 54215), (2090, 43372), (2660, 34078), (2926, 30980), (3080, 29431), (3098, 29260), (4180, 21686), (5320, 17039), (5852, 15490), (6196, 14630), (7315, 12392), (7745, 11704), (8360, 10843)]