78843780

素因数分解:

$2^2\times 3^5\times 5^1\times {\mathrm{16223}}^1$

素因数の和:16247

約数の個数: 72

約数和(自身を含む): 248032512

約数和(自身を除く): 169188732

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 243, 270, 324, 405, 486, 540, 810, 972, 1215, 1620, 2430, 4860, 16223, 32446, 48669, 64892, 81115, 97338, 146007, 162230, 194676, 243345, 292014, 324460, 438021, 486690, 584028, 730035, 876042, 973380, 1314063, 1460070, 1752084, 2190105, 2628126, 2920140, 3942189, 4380210, 5256252, 6570315, 7884378, 8760420, 13140630, 15768756, 19710945, 26281260, 39421890, 78843780]

約数ペア:

[(1, 78843780), (2, 39421890), (3, 26281260), (4, 19710945), (5, 15768756), (6, 13140630), (9, 8760420), (10, 7884378), (12, 6570315), (15, 5256252), (18, 4380210), (20, 3942189), (27, 2920140), (30, 2628126), (36, 2190105), (45, 1752084), (54, 1460070), (60, 1314063), (81, 973380), (90, 876042), (108, 730035), (135, 584028), (162, 486690), (180, 438021), (243, 324460), (270, 292014), (324, 243345), (405, 194676), (486, 162230), (540, 146007), (810, 97338), (972, 81115), (1215, 64892), (1620, 48669), (2430, 32446), (4860, 16223)]