289710252

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{1051}}^1$

素因数の和:1124

約数の個数: 144

約数和(自身を含む): 857758720

約数和(自身を除く): 568048468

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 19, 26, 31, 36, 38, 39, 52, 57, 62, 76, 78, 93, 114, 117, 124, 156, 171, 186, 228, 234, 247, 279, 342, 372, 403, 468, 494, 558, 589, 684, 741, 806, 988, 1051, 1116, 1178, 1209, 1482, 1612, 1767, 2102, 2223, 2356, 2418, 2964, 3153, 3534, 3627, 4204, 4446, 4836, 5301, 6306, 7068, 7254, 7657, 8892, 9459, 10602, 12612, 13663, 14508, 15314, 18918, 19969, 21204, 22971, 27326, 30628, 32581, 37836, 39938, 40989, 45942, 54652, 59907, 65162, 68913, 79876, 81978, 91884, 97743, 119814, 122967, 130324, 137826, 163956, 179721, 195486, 239628, 245934, 259597, 275652, 293229, 359442, 390972, 423553, 491868, 519194, 586458, 619039, 718884, 778791, 847106, 1038388, 1172916, 1238078, 1270659, 1557582, 1694212, 1857117, 2336373, 2476156, 2541318, 3115164, 3714234, 3811977, 4672746, 5082636, 5571351, 7428468, 7623954, 8047507, 9345492, 11142702, 15247908, 16095014, 22285404, 24142521, 32190028, 48285042, 72427563, 96570084, 144855126, 289710252]

約数ペア:

[(1, 289710252), (2, 144855126), (3, 96570084), (4, 72427563), (6, 48285042), (9, 32190028), (12, 24142521), (13, 22285404), (18, 16095014), (19, 15247908), (26, 11142702), (31, 9345492), (36, 8047507), (38, 7623954), (39, 7428468), (52, 5571351), (57, 5082636), (62, 4672746), (76, 3811977), (78, 3714234), (93, 3115164), (114, 2541318), (117, 2476156), (124, 2336373), (156, 1857117), (171, 1694212), (186, 1557582), (228, 1270659), (234, 1238078), (247, 1172916), (279, 1038388), (342, 847106), (372, 778791), (403, 718884), (468, 619039), (494, 586458), (558, 519194), (589, 491868), (684, 423553), (741, 390972), (806, 359442), (988, 293229), (1051, 275652), (1116, 259597), (1178, 245934), (1209, 239628), (1482, 195486), (1612, 179721), (1767, 163956), (2102, 137826), (2223, 130324), (2356, 122967), (2418, 119814), (2964, 97743), (3153, 91884), (3534, 81978), (3627, 79876), (4204, 68913), (4446, 65162), (4836, 59907), (5301, 54652), (6306, 45942), (7068, 40989), (7254, 39938), (7657, 37836), (8892, 32581), (9459, 30628), (10602, 27326), (12612, 22971), (13663, 21204), (14508, 19969), (15314, 18918)]