205287520

素因数分解:

$2^5\times 5^1\times {\mathrm{29}}^1\times {\mathrm{151}}^1\times {\mathrm{293}}^1$

素因数の和:488

約数の個数: 96

約数和(自身を含む): 506761920

約数和(自身を除く): 301474400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 32, 40, 58, 80, 116, 145, 151, 160, 232, 290, 293, 302, 464, 580, 586, 604, 755, 928, 1160, 1172, 1208, 1465, 1510, 2320, 2344, 2416, 2930, 3020, 4379, 4640, 4688, 4832, 5860, 6040, 8497, 8758, 9376, 11720, 12080, 16994, 17516, 21895, 23440, 24160, 33988, 35032, 42485, 43790, 44243, 46880, 67976, 70064, 84970, 87580, 88486, 135952, 140128, 169940, 175160, 176972, 221215, 271904, 339880, 350320, 353944, 442430, 679760, 700640, 707888, 884860, 1283047, 1359520, 1415776, 1769720, 2566094, 3539440, 5132188, 6415235, 7078880, 10264376, 12830470, 20528752, 25660940, 41057504, 51321880, 102643760, 205287520]

約数ペア:

[(1, 205287520), (2, 102643760), (4, 51321880), (5, 41057504), (8, 25660940), (10, 20528752), (16, 12830470), (20, 10264376), (29, 7078880), (32, 6415235), (40, 5132188), (58, 3539440), (80, 2566094), (116, 1769720), (145, 1415776), (151, 1359520), (160, 1283047), (232, 884860), (290, 707888), (293, 700640), (302, 679760), (464, 442430), (580, 353944), (586, 350320), (604, 339880), (755, 271904), (928, 221215), (1160, 176972), (1172, 175160), (1208, 169940), (1465, 140128), (1510, 135952), (2320, 88486), (2344, 87580), (2416, 84970), (2930, 70064), (3020, 67976), (4379, 46880), (4640, 44243), (4688, 43790), (4832, 42485), (5860, 35032), (6040, 33988), (8497, 24160), (8758, 23440), (9376, 21895), (11720, 17516), (12080, 16994)]