15945690

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{263}}^1$

素因数の和:363

約数の個数: 64

約数和(自身を含む): 40144896

約数和(自身を除く): 24199206

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 43, 47, 86, 94, 129, 141, 215, 235, 258, 263, 282, 430, 470, 526, 645, 705, 789, 1290, 1315, 1410, 1578, 2021, 2630, 3945, 4042, 6063, 7890, 10105, 11309, 12126, 12361, 20210, 22618, 24722, 30315, 33927, 37083, 56545, 60630, 61805, 67854, 74166, 113090, 123610, 169635, 185415, 339270, 370830, 531523, 1063046, 1594569, 2657615, 3189138, 5315230, 7972845, 15945690]

約数ペア:

[(1, 15945690), (2, 7972845), (3, 5315230), (5, 3189138), (6, 2657615), (10, 1594569), (15, 1063046), (30, 531523), (43, 370830), (47, 339270), (86, 185415), (94, 169635), (129, 123610), (141, 113090), (215, 74166), (235, 67854), (258, 61805), (263, 60630), (282, 56545), (430, 37083), (470, 33927), (526, 30315), (645, 24722), (705, 22618), (789, 20210), (1290, 12361), (1315, 12126), (1410, 11309), (1578, 10105), (2021, 7890), (2630, 6063), (3945, 4042)]