225787520

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{499}}^1$

素因数の和:626

約数の個数: 128

約数和(自身を含む): 624240000

約数和(自身を除く): 398452480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 101, 112, 128, 140, 160, 202, 224, 280, 320, 404, 448, 499, 505, 560, 640, 707, 808, 896, 998, 1010, 1120, 1414, 1616, 1996, 2020, 2240, 2495, 2828, 3232, 3493, 3535, 3992, 4040, 4480, 4990, 5656, 6464, 6986, 7070, 7984, 8080, 9980, 11312, 12928, 13972, 14140, 15968, 16160, 17465, 19960, 22624, 27944, 28280, 31936, 32320, 34930, 39920, 45248, 50399, 55888, 56560, 63872, 64640, 69860, 79840, 90496, 100798, 111776, 113120, 139720, 159680, 201596, 223552, 226240, 251995, 279440, 319360, 352793, 403192, 447104, 452480, 503990, 558880, 705586, 806384, 1007980, 1117760, 1411172, 1612768, 1763965, 2015960, 2235520, 2822344, 3225536, 3527930, 4031920, 5644688, 6451072, 7055860, 8063840, 11289376, 14111720, 16127680, 22578752, 28223440, 32255360, 45157504, 56446880, 112893760, 225787520]

約数ペア:

[(1, 225787520), (2, 112893760), (4, 56446880), (5, 45157504), (7, 32255360), (8, 28223440), (10, 22578752), (14, 16127680), (16, 14111720), (20, 11289376), (28, 8063840), (32, 7055860), (35, 6451072), (40, 5644688), (56, 4031920), (64, 3527930), (70, 3225536), (80, 2822344), (101, 2235520), (112, 2015960), (128, 1763965), (140, 1612768), (160, 1411172), (202, 1117760), (224, 1007980), (280, 806384), (320, 705586), (404, 558880), (448, 503990), (499, 452480), (505, 447104), (560, 403192), (640, 352793), (707, 319360), (808, 279440), (896, 251995), (998, 226240), (1010, 223552), (1120, 201596), (1414, 159680), (1616, 139720), (1996, 113120), (2020, 111776), (2240, 100798), (2495, 90496), (2828, 79840), (3232, 69860), (3493, 64640), (3535, 63872), (3992, 56560), (4040, 55888), (4480, 50399), (4990, 45248), (5656, 39920), (6464, 34930), (6986, 32320), (7070, 31936), (7984, 28280), (8080, 27944), (9980, 22624), (11312, 19960), (12928, 17465), (13972, 16160), (14140, 15968)]