489747888

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{389}}^1\times {\mathrm{1249}}^1$

素因数の和:1659

約数の個数: 120

約数和(自身を含む): 1571700000

約数和(自身を除く): 1081952112

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 36, 42, 48, 56, 63, 72, 84, 112, 126, 144, 168, 252, 336, 389, 504, 778, 1008, 1167, 1249, 1556, 2334, 2498, 2723, 3112, 3501, 3747, 4668, 4996, 5446, 6224, 7002, 7494, 8169, 8743, 9336, 9992, 10892, 11241, 14004, 14988, 16338, 17486, 18672, 19984, 21784, 22482, 24507, 26229, 28008, 29976, 32676, 34972, 43568, 44964, 49014, 52458, 56016, 59952, 65352, 69944, 78687, 89928, 98028, 104916, 130704, 139888, 157374, 179856, 196056, 209832, 314748, 392112, 419664, 485861, 629496, 971722, 1258992, 1457583, 1943444, 2915166, 3401027, 3886888, 4372749, 5830332, 6802054, 7773776, 8745498, 10203081, 11660664, 13604108, 17490996, 20406162, 23321328, 27208216, 30609243, 34981992, 40812324, 54416432, 61218486, 69963984, 81624648, 122436972, 163249296, 244873944, 489747888]

約数ペア:

[(1, 489747888), (2, 244873944), (3, 163249296), (4, 122436972), (6, 81624648), (7, 69963984), (8, 61218486), (9, 54416432), (12, 40812324), (14, 34981992), (16, 30609243), (18, 27208216), (21, 23321328), (24, 20406162), (28, 17490996), (36, 13604108), (42, 11660664), (48, 10203081), (56, 8745498), (63, 7773776), (72, 6802054), (84, 5830332), (112, 4372749), (126, 3886888), (144, 3401027), (168, 2915166), (252, 1943444), (336, 1457583), (389, 1258992), (504, 971722), (778, 629496), (1008, 485861), (1167, 419664), (1249, 392112), (1556, 314748), (2334, 209832), (2498, 196056), (2723, 179856), (3112, 157374), (3501, 139888), (3747, 130704), (4668, 104916), (4996, 98028), (5446, 89928), (6224, 78687), (7002, 69944), (7494, 65352), (8169, 59952), (8743, 56016), (9336, 52458), (9992, 49014), (10892, 44964), (11241, 43568), (14004, 34972), (14988, 32676), (16338, 29976), (17486, 28008), (18672, 26229), (19984, 24507), (21784, 22482)]