1287697716

素因数分解:

$2^2\times 3^3\times {\mathrm{19}}^1\times {\mathrm{31}}^2\times {\mathrm{653}}^1$

素因数の和:747

約数の個数: 144

約数和(自身を含む): 3636763200

約数和(自身を除く): 2349065484

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 27, 31, 36, 38, 54, 57, 62, 76, 93, 108, 114, 124, 171, 186, 228, 279, 342, 372, 513, 558, 589, 653, 684, 837, 961, 1026, 1116, 1178, 1306, 1674, 1767, 1922, 1959, 2052, 2356, 2612, 2883, 3348, 3534, 3844, 3918, 5301, 5766, 5877, 7068, 7836, 8649, 10602, 11532, 11754, 12407, 15903, 17298, 17631, 18259, 20243, 21204, 23508, 24814, 25947, 31806, 34596, 35262, 36518, 37221, 40486, 49628, 51894, 54777, 60729, 63612, 70524, 73036, 74442, 80972, 103788, 109554, 111663, 121458, 148884, 164331, 182187, 219108, 223326, 242916, 328662, 334989, 364374, 384617, 446652, 492993, 546561, 627533, 657324, 669978, 728748, 769234, 985986, 1093122, 1153851, 1255066, 1339956, 1538468, 1882599, 1971972, 2186244, 2307702, 2510132, 3461553, 3765198, 4615404, 5647797, 6923106, 7530396, 10384659, 11295594, 11923127, 13846212, 16943391, 20769318, 22591188, 23846254, 33886782, 35769381, 41538636, 47692508, 67773564, 71538762, 107308143, 143077524, 214616286, 321924429, 429232572, 643848858, 1287697716]

約数ペア:

[(1, 1287697716), (2, 643848858), (3, 429232572), (4, 321924429), (6, 214616286), (9, 143077524), (12, 107308143), (18, 71538762), (19, 67773564), (27, 47692508), (31, 41538636), (36, 35769381), (38, 33886782), (54, 23846254), (57, 22591188), (62, 20769318), (76, 16943391), (93, 13846212), (108, 11923127), (114, 11295594), (124, 10384659), (171, 7530396), (186, 6923106), (228, 5647797), (279, 4615404), (342, 3765198), (372, 3461553), (513, 2510132), (558, 2307702), (589, 2186244), (653, 1971972), (684, 1882599), (837, 1538468), (961, 1339956), (1026, 1255066), (1116, 1153851), (1178, 1093122), (1306, 985986), (1674, 769234), (1767, 728748), (1922, 669978), (1959, 657324), (2052, 627533), (2356, 546561), (2612, 492993), (2883, 446652), (3348, 384617), (3534, 364374), (3844, 334989), (3918, 328662), (5301, 242916), (5766, 223326), (5877, 219108), (7068, 182187), (7836, 164331), (8649, 148884), (10602, 121458), (11532, 111663), (11754, 109554), (12407, 103788), (15903, 80972), (17298, 74442), (17631, 73036), (18259, 70524), (20243, 63612), (21204, 60729), (23508, 54777), (24814, 51894), (25947, 49628), (31806, 40486), (34596, 37221), (35262, 36518)]