245887776

素因数分解:

$2^5\times 3^2\times {\mathrm{53}}^1\times {\mathrm{89}}^1\times {\mathrm{181}}^1$

素因数の和:339

約数の個数: 144

約数和(自身を含む): 724421880

約数和(自身を除く): 478534104

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 53, 72, 89, 96, 106, 144, 159, 178, 181, 212, 267, 288, 318, 356, 362, 424, 477, 534, 543, 636, 712, 724, 801, 848, 954, 1068, 1086, 1272, 1424, 1448, 1602, 1629, 1696, 1908, 2136, 2172, 2544, 2848, 2896, 3204, 3258, 3816, 4272, 4344, 4717, 5088, 5792, 6408, 6516, 7632, 8544, 8688, 9434, 9593, 12816, 13032, 14151, 15264, 16109, 17376, 18868, 19186, 25632, 26064, 28302, 28779, 32218, 37736, 38372, 42453, 48327, 52128, 56604, 57558, 64436, 75472, 76744, 84906, 86337, 96654, 113208, 115116, 128872, 144981, 150944, 153488, 169812, 172674, 193308, 226416, 230232, 257744, 289962, 306976, 339624, 345348, 386616, 452832, 460464, 515488, 579924, 679248, 690696, 773232, 853777, 920928, 1159848, 1358496, 1381392, 1546464, 1707554, 2319696, 2561331, 2762784, 3415108, 4639392, 5122662, 6830216, 7683993, 10245324, 13660432, 15367986, 20490648, 27320864, 30735972, 40981296, 61471944, 81962592, 122943888, 245887776]

約数ペア:

[(1, 245887776), (2, 122943888), (3, 81962592), (4, 61471944), (6, 40981296), (8, 30735972), (9, 27320864), (12, 20490648), (16, 15367986), (18, 13660432), (24, 10245324), (32, 7683993), (36, 6830216), (48, 5122662), (53, 4639392), (72, 3415108), (89, 2762784), (96, 2561331), (106, 2319696), (144, 1707554), (159, 1546464), (178, 1381392), (181, 1358496), (212, 1159848), (267, 920928), (288, 853777), (318, 773232), (356, 690696), (362, 679248), (424, 579924), (477, 515488), (534, 460464), (543, 452832), (636, 386616), (712, 345348), (724, 339624), (801, 306976), (848, 289962), (954, 257744), (1068, 230232), (1086, 226416), (1272, 193308), (1424, 172674), (1448, 169812), (1602, 153488), (1629, 150944), (1696, 144981), (1908, 128872), (2136, 115116), (2172, 113208), (2544, 96654), (2848, 86337), (2896, 84906), (3204, 76744), (3258, 75472), (3816, 64436), (4272, 57558), (4344, 56604), (4717, 52128), (5088, 48327), (5792, 42453), (6408, 38372), (6516, 37736), (7632, 32218), (8544, 28779), (8688, 28302), (9434, 26064), (9593, 25632), (12816, 19186), (13032, 18868), (14151, 17376), (15264, 16109)]