87384220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{179}}^1\times {\mathrm{317}}^1$

素因数の和:523

約数の個数: 96

約数和(自身を含む): 230791680

約数和(自身を除く): 143407460

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 179, 220, 308, 317, 358, 385, 634, 716, 770, 895, 1253, 1268, 1540, 1585, 1790, 1969, 2219, 2506, 3170, 3487, 3580, 3938, 4438, 5012, 6265, 6340, 6974, 7876, 8876, 9845, 11095, 12530, 13783, 13948, 17435, 19690, 22190, 24409, 25060, 27566, 34870, 39380, 44380, 48818, 55132, 56743, 68915, 69740, 97636, 113486, 122045, 137830, 226972, 244090, 275660, 283715, 397201, 488180, 567430, 624173, 794402, 1134860, 1248346, 1588804, 1986005, 2496692, 3120865, 3972010, 4369211, 6241730, 7944020, 8738422, 12483460, 17476844, 21846055, 43692110, 87384220]

約数ペア:

[(1, 87384220), (2, 43692110), (4, 21846055), (5, 17476844), (7, 12483460), (10, 8738422), (11, 7944020), (14, 6241730), (20, 4369211), (22, 3972010), (28, 3120865), (35, 2496692), (44, 1986005), (55, 1588804), (70, 1248346), (77, 1134860), (110, 794402), (140, 624173), (154, 567430), (179, 488180), (220, 397201), (308, 283715), (317, 275660), (358, 244090), (385, 226972), (634, 137830), (716, 122045), (770, 113486), (895, 97636), (1253, 69740), (1268, 68915), (1540, 56743), (1585, 55132), (1790, 48818), (1969, 44380), (2219, 39380), (2506, 34870), (3170, 27566), (3487, 25060), (3580, 24409), (3938, 22190), (4438, 19690), (5012, 17435), (6265, 13948), (6340, 13783), (6974, 12530), (7876, 11095), (8876, 9845)]