218945584

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{433}}^1$

素因数の和:495

約数の個数: 120

約数和(自身を含む): 531809712

約数和(自身を除く): 312864128

約数列:

[1, 2, 4, 8, 11, 13, 16, 17, 22, 26, 34, 44, 52, 68, 88, 104, 136, 143, 169, 176, 187, 208, 221, 272, 286, 338, 374, 433, 442, 572, 676, 748, 866, 884, 1144, 1352, 1496, 1732, 1768, 1859, 2288, 2431, 2704, 2873, 2992, 3464, 3536, 3718, 4763, 4862, 5629, 5746, 6928, 7361, 7436, 9526, 9724, 11258, 11492, 14722, 14872, 19052, 19448, 22516, 22984, 29444, 29744, 31603, 38104, 38896, 45032, 45968, 58888, 61919, 63206, 73177, 76208, 80971, 90064, 95693, 117776, 123838, 126412, 146354, 161942, 191386, 247676, 252824, 292708, 323884, 382772, 495352, 505648, 585416, 647768, 765544, 804947, 990704, 1052623, 1170832, 1244009, 1295536, 1531088, 1609894, 2105246, 2488018, 3219788, 4210492, 4976036, 6439576, 8420984, 9952072, 12879152, 13684099, 16841968, 19904144, 27368198, 54736396, 109472792, 218945584]

約数ペア:

[(1, 218945584), (2, 109472792), (4, 54736396), (8, 27368198), (11, 19904144), (13, 16841968), (16, 13684099), (17, 12879152), (22, 9952072), (26, 8420984), (34, 6439576), (44, 4976036), (52, 4210492), (68, 3219788), (88, 2488018), (104, 2105246), (136, 1609894), (143, 1531088), (169, 1295536), (176, 1244009), (187, 1170832), (208, 1052623), (221, 990704), (272, 804947), (286, 765544), (338, 647768), (374, 585416), (433, 505648), (442, 495352), (572, 382772), (676, 323884), (748, 292708), (866, 252824), (884, 247676), (1144, 191386), (1352, 161942), (1496, 146354), (1732, 126412), (1768, 123838), (1859, 117776), (2288, 95693), (2431, 90064), (2704, 80971), (2873, 76208), (2992, 73177), (3464, 63206), (3536, 61919), (3718, 58888), (4763, 45968), (4862, 45032), (5629, 38896), (5746, 38104), (6928, 31603), (7361, 29744), (7436, 29444), (9526, 22984), (9724, 22516), (11258, 19448), (11492, 19052), (14722, 14872)]