427281804

素因数分解:

$2^2\times 3^4\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{2239}}^1$

素因数の和:2305

約数の個数: 120

約数和(自身を含む): 1214259200

約数和(自身を除く): 786977396

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 27, 31, 36, 38, 54, 57, 62, 76, 81, 93, 108, 114, 124, 162, 171, 186, 228, 279, 324, 342, 372, 513, 558, 589, 684, 837, 1026, 1116, 1178, 1539, 1674, 1767, 2052, 2239, 2356, 2511, 3078, 3348, 3534, 4478, 5022, 5301, 6156, 6717, 7068, 8956, 10044, 10602, 13434, 15903, 20151, 21204, 26868, 31806, 40302, 42541, 47709, 60453, 63612, 69409, 80604, 85082, 95418, 120906, 127623, 138818, 170164, 181359, 190836, 208227, 241812, 255246, 277636, 362718, 382869, 416454, 510492, 624681, 725436, 765738, 832908, 1148607, 1249362, 1318771, 1531476, 1874043, 2297214, 2498724, 2637542, 3445821, 3748086, 3956313, 4594428, 5275084, 5622129, 6891642, 7496172, 7912626, 11244258, 11868939, 13783284, 15825252, 22488516, 23737878, 35606817, 47475756, 71213634, 106820451, 142427268, 213640902, 427281804]

約数ペア:

[(1, 427281804), (2, 213640902), (3, 142427268), (4, 106820451), (6, 71213634), (9, 47475756), (12, 35606817), (18, 23737878), (19, 22488516), (27, 15825252), (31, 13783284), (36, 11868939), (38, 11244258), (54, 7912626), (57, 7496172), (62, 6891642), (76, 5622129), (81, 5275084), (93, 4594428), (108, 3956313), (114, 3748086), (124, 3445821), (162, 2637542), (171, 2498724), (186, 2297214), (228, 1874043), (279, 1531476), (324, 1318771), (342, 1249362), (372, 1148607), (513, 832908), (558, 765738), (589, 725436), (684, 624681), (837, 510492), (1026, 416454), (1116, 382869), (1178, 362718), (1539, 277636), (1674, 255246), (1767, 241812), (2052, 208227), (2239, 190836), (2356, 181359), (2511, 170164), (3078, 138818), (3348, 127623), (3534, 120906), (4478, 95418), (5022, 85082), (5301, 80604), (6156, 69409), (6717, 63612), (7068, 60453), (8956, 47709), (10044, 42541), (10602, 40302), (13434, 31806), (15903, 26868), (20151, 21204)]