211340268

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{9967}}^1$

素因数の和:10027

約数の個数: 72

約数和(自身を含む): 580536320

約数和(自身を除く): 369196052

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 31, 36, 38, 57, 62, 76, 93, 114, 124, 171, 186, 228, 279, 342, 372, 558, 589, 684, 1116, 1178, 1767, 2356, 3534, 5301, 7068, 9967, 10602, 19934, 21204, 29901, 39868, 59802, 89703, 119604, 179406, 189373, 308977, 358812, 378746, 568119, 617954, 757492, 926931, 1136238, 1235908, 1704357, 1853862, 2272476, 2780793, 3408714, 3707724, 5561586, 5870563, 6817428, 11123172, 11741126, 17611689, 23482252, 35223378, 52835067, 70446756, 105670134, 211340268]

約数ペア:

[(1, 211340268), (2, 105670134), (3, 70446756), (4, 52835067), (6, 35223378), (9, 23482252), (12, 17611689), (18, 11741126), (19, 11123172), (31, 6817428), (36, 5870563), (38, 5561586), (57, 3707724), (62, 3408714), (76, 2780793), (93, 2272476), (114, 1853862), (124, 1704357), (171, 1235908), (186, 1136238), (228, 926931), (279, 757492), (342, 617954), (372, 568119), (558, 378746), (589, 358812), (684, 308977), (1116, 189373), (1178, 179406), (1767, 119604), (2356, 89703), (3534, 59802), (5301, 39868), (7068, 29901), (9967, 21204), (10602, 19934)]