228375972

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{239}}^1$

素因数の和:406

約数の個数: 144

約数和(自身を含む): 670924800

約数和(自身を除く): 442548828

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 19, 22, 33, 36, 38, 44, 57, 66, 76, 99, 114, 127, 132, 171, 198, 209, 228, 239, 254, 342, 381, 396, 418, 478, 508, 627, 684, 717, 762, 836, 956, 1143, 1254, 1397, 1434, 1524, 1881, 2151, 2286, 2413, 2508, 2629, 2794, 2868, 3762, 4191, 4302, 4541, 4572, 4826, 5258, 5588, 7239, 7524, 7887, 8382, 8604, 9082, 9652, 10516, 12573, 13623, 14478, 15774, 16764, 18164, 21717, 23661, 25146, 26543, 27246, 28956, 30353, 31548, 40869, 43434, 47322, 49951, 50292, 53086, 54492, 60706, 79629, 81738, 86868, 91059, 94644, 99902, 106172, 121412, 149853, 159258, 163476, 182118, 199804, 238887, 273177, 299706, 318516, 333883, 364236, 449559, 477774, 546354, 576707, 599412, 667766, 899118, 955548, 1001649, 1092708, 1153414, 1335532, 1730121, 1798236, 2003298, 2306828, 3004947, 3460242, 4006596, 5190363, 6009894, 6343777, 6920484, 10380726, 12019788, 12687554, 19031331, 20761452, 25375108, 38062662, 57093993, 76125324, 114187986, 228375972]

約数ペア:

[(1, 228375972), (2, 114187986), (3, 76125324), (4, 57093993), (6, 38062662), (9, 25375108), (11, 20761452), (12, 19031331), (18, 12687554), (19, 12019788), (22, 10380726), (33, 6920484), (36, 6343777), (38, 6009894), (44, 5190363), (57, 4006596), (66, 3460242), (76, 3004947), (99, 2306828), (114, 2003298), (127, 1798236), (132, 1730121), (171, 1335532), (198, 1153414), (209, 1092708), (228, 1001649), (239, 955548), (254, 899118), (342, 667766), (381, 599412), (396, 576707), (418, 546354), (478, 477774), (508, 449559), (627, 364236), (684, 333883), (717, 318516), (762, 299706), (836, 273177), (956, 238887), (1143, 199804), (1254, 182118), (1397, 163476), (1434, 159258), (1524, 149853), (1881, 121412), (2151, 106172), (2286, 99902), (2413, 94644), (2508, 91059), (2629, 86868), (2794, 81738), (2868, 79629), (3762, 60706), (4191, 54492), (4302, 53086), (4541, 50292), (4572, 49951), (4826, 47322), (5258, 43434), (5588, 40869), (7239, 31548), (7524, 30353), (7887, 28956), (8382, 27246), (8604, 26543), (9082, 25146), (9652, 23661), (10516, 21717), (12573, 18164), (13623, 16764), (14478, 15774)]