78185880

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{97}}^1\times {\mathrm{2239}}^1$

素因数の和:2353

約数の個数: 96

約数和(自身を含む): 256838400

約数和(自身を除く): 178652520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 97, 120, 180, 194, 291, 360, 388, 485, 582, 776, 873, 970, 1164, 1455, 1746, 1940, 2239, 2328, 2910, 3492, 3880, 4365, 4478, 5820, 6717, 6984, 8730, 8956, 11195, 11640, 13434, 17460, 17912, 20151, 22390, 26868, 33585, 34920, 40302, 44780, 53736, 67170, 80604, 89560, 100755, 134340, 161208, 201510, 217183, 268680, 403020, 434366, 651549, 806040, 868732, 1085915, 1303098, 1737464, 1954647, 2171830, 2606196, 3257745, 3909294, 4343660, 5212392, 6515490, 7818588, 8687320, 9773235, 13030980, 15637176, 19546470, 26061960, 39092940, 78185880]

約数ペア:

[(1, 78185880), (2, 39092940), (3, 26061960), (4, 19546470), (5, 15637176), (6, 13030980), (8, 9773235), (9, 8687320), (10, 7818588), (12, 6515490), (15, 5212392), (18, 4343660), (20, 3909294), (24, 3257745), (30, 2606196), (36, 2171830), (40, 1954647), (45, 1737464), (60, 1303098), (72, 1085915), (90, 868732), (97, 806040), (120, 651549), (180, 434366), (194, 403020), (291, 268680), (360, 217183), (388, 201510), (485, 161208), (582, 134340), (776, 100755), (873, 89560), (970, 80604), (1164, 67170), (1455, 53736), (1746, 44780), (1940, 40302), (2239, 34920), (2328, 33585), (2910, 26868), (3492, 22390), (3880, 20151), (4365, 17912), (4478, 17460), (5820, 13434), (6717, 11640), (6984, 11195), (8730, 8956)]