4478640556

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^2\times {\mathrm{53}}^1\times {\mathrm{89}}^1$

素因数の和:240

約数の個数: 144

約数和(自身を含む): 9458920800

約数和(自身を除く): 4980280244

約数列:

[1, 2, 4, 13, 19, 26, 31, 38, 52, 53, 62, 76, 89, 106, 124, 178, 212, 247, 356, 403, 494, 589, 689, 806, 961, 988, 1007, 1157, 1178, 1378, 1612, 1643, 1691, 1922, 2014, 2314, 2356, 2756, 2759, 3286, 3382, 3844, 4028, 4628, 4717, 5518, 6572, 6764, 7657, 9434, 11036, 12493, 13091, 15314, 18259, 18868, 21359, 21983, 24986, 26182, 30628, 31217, 35867, 36518, 42718, 43966, 49972, 50933, 52364, 52421, 61321, 62434, 71734, 73036, 85436, 85529, 87932, 89623, 101866, 104842, 122642, 124868, 143468, 146227, 171058, 179246, 203732, 209684, 237367, 245284, 292454, 342116, 358492, 405821, 474734, 584908, 662129, 681473, 811642, 949468, 967727, 1111877, 1165099, 1324258, 1362946, 1623284, 1625051, 1900951, 1935454, 2223754, 2330198, 2648516, 2725892, 2778313, 3250102, 3801902, 3870908, 4447508, 4533037, 4660396, 5556626, 6500204, 7603804, 9066074, 11113252, 12580451, 18132148, 21125663, 25160902, 36118069, 42251326, 50321804, 58929481, 72236138, 84502652, 86127703, 117858962, 144472276, 172255406, 235717924, 344510812, 1119660139, 2239320278, 4478640556]

約数ペア:

[(1, 4478640556), (2, 2239320278), (4, 1119660139), (13, 344510812), (19, 235717924), (26, 172255406), (31, 144472276), (38, 117858962), (52, 86127703), (53, 84502652), (62, 72236138), (76, 58929481), (89, 50321804), (106, 42251326), (124, 36118069), (178, 25160902), (212, 21125663), (247, 18132148), (356, 12580451), (403, 11113252), (494, 9066074), (589, 7603804), (689, 6500204), (806, 5556626), (961, 4660396), (988, 4533037), (1007, 4447508), (1157, 3870908), (1178, 3801902), (1378, 3250102), (1612, 2778313), (1643, 2725892), (1691, 2648516), (1922, 2330198), (2014, 2223754), (2314, 1935454), (2356, 1900951), (2756, 1625051), (2759, 1623284), (3286, 1362946), (3382, 1324258), (3844, 1165099), (4028, 1111877), (4628, 967727), (4717, 949468), (5518, 811642), (6572, 681473), (6764, 662129), (7657, 584908), (9434, 474734), (11036, 405821), (12493, 358492), (13091, 342116), (15314, 292454), (18259, 245284), (18868, 237367), (21359, 209684), (21983, 203732), (24986, 179246), (26182, 171058), (30628, 146227), (31217, 143468), (35867, 124868), (36518, 122642), (42718, 104842), (43966, 101866), (49972, 89623), (50933, 87932), (52364, 85529), (52421, 85436), (61321, 73036), (62434, 71734)]