128180970

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{45943}}^1$

素因数の和:45987

約数の個数: 48

約数和(自身を含む): 344028672

約数和(自身を除く): 215847702

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 31, 45, 62, 90, 93, 155, 186, 279, 310, 465, 558, 930, 1395, 2790, 45943, 91886, 137829, 229715, 275658, 413487, 459430, 689145, 826974, 1378290, 1424233, 2067435, 2848466, 4134870, 4272699, 7121165, 8545398, 12818097, 14242330, 21363495, 25636194, 42726990, 64090485, 128180970]

約数ペア:

[(1, 128180970), (2, 64090485), (3, 42726990), (5, 25636194), (6, 21363495), (9, 14242330), (10, 12818097), (15, 8545398), (18, 7121165), (30, 4272699), (31, 4134870), (45, 2848466), (62, 2067435), (90, 1424233), (93, 1378290), (155, 826974), (186, 689145), (279, 459430), (310, 413487), (465, 275658), (558, 229715), (930, 137829), (1395, 91886), (2790, 45943)]