15697023280

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{65777}}^1$

素因数の和:65966

約数の個数: 80

約数和(自身を含む): 38661677280

約数和(自身を除く): 22964654000

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 157, 190, 304, 314, 380, 628, 760, 785, 1256, 1520, 1570, 2512, 2983, 3140, 5966, 6280, 11932, 12560, 14915, 23864, 29830, 47728, 59660, 65777, 119320, 131554, 238640, 263108, 328885, 526216, 657770, 1052432, 1249763, 1315540, 2499526, 2631080, 4999052, 5262160, 6248815, 9998104, 10326989, 12497630, 19996208, 20653978, 24995260, 41307956, 49990520, 51634945, 82615912, 99981040, 103269890, 165231824, 196212791, 206539780, 392425582, 413079560, 784851164, 826159120, 981063955, 1569702328, 1962127910, 3139404656, 3924255820, 7848511640, 15697023280]

約数ペア:

[(1, 15697023280), (2, 7848511640), (4, 3924255820), (5, 3139404656), (8, 1962127910), (10, 1569702328), (16, 981063955), (19, 826159120), (20, 784851164), (38, 413079560), (40, 392425582), (76, 206539780), (80, 196212791), (95, 165231824), (152, 103269890), (157, 99981040), (190, 82615912), (304, 51634945), (314, 49990520), (380, 41307956), (628, 24995260), (760, 20653978), (785, 19996208), (1256, 12497630), (1520, 10326989), (1570, 9998104), (2512, 6248815), (2983, 5262160), (3140, 4999052), (5966, 2631080), (6280, 2499526), (11932, 1315540), (12560, 1249763), (14915, 1052432), (23864, 657770), (29830, 526216), (47728, 328885), (59660, 263108), (65777, 238640), (119320, 131554)]