1981729944

素因数分解:

$2^3\times 3^2\times {\mathrm{19}}^1\times {\mathrm{647}}^1\times {\mathrm{2239}}^1$

素因数の和:2917

約数の個数: 96

約数和(自身を含む): 5660928000

約数和(自身を除く): 3679198056

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 19, 24, 36, 38, 57, 72, 76, 114, 152, 171, 228, 342, 456, 647, 684, 1294, 1368, 1941, 2239, 2588, 3882, 4478, 5176, 5823, 6717, 7764, 8956, 11646, 12293, 13434, 15528, 17912, 20151, 23292, 24586, 26868, 36879, 40302, 42541, 46584, 49172, 53736, 73758, 80604, 85082, 98344, 110637, 127623, 147516, 161208, 170164, 221274, 255246, 295032, 340328, 382869, 442548, 510492, 765738, 885096, 1020984, 1448633, 1531476, 2897266, 3062952, 4345899, 5794532, 8691798, 11589064, 13037697, 17383596, 26075394, 27524027, 34767192, 52150788, 55048054, 82572081, 104301576, 110096108, 165144162, 220192216, 247716243, 330288324, 495432486, 660576648, 990864972, 1981729944]

約数ペア:

[(1, 1981729944), (2, 990864972), (3, 660576648), (4, 495432486), (6, 330288324), (8, 247716243), (9, 220192216), (12, 165144162), (18, 110096108), (19, 104301576), (24, 82572081), (36, 55048054), (38, 52150788), (57, 34767192), (72, 27524027), (76, 26075394), (114, 17383596), (152, 13037697), (171, 11589064), (228, 8691798), (342, 5794532), (456, 4345899), (647, 3062952), (684, 2897266), (1294, 1531476), (1368, 1448633), (1941, 1020984), (2239, 885096), (2588, 765738), (3882, 510492), (4478, 442548), (5176, 382869), (5823, 340328), (6717, 295032), (7764, 255246), (8956, 221274), (11646, 170164), (12293, 161208), (13434, 147516), (15528, 127623), (17912, 110637), (20151, 98344), (23292, 85082), (24586, 80604), (26868, 73758), (36879, 53736), (40302, 49172), (42541, 46584)]