16395780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{109}}^2$

素因数の和:253

約数の個数: 72

約数和(自身を含む): 48347712

約数和(自身を除く): 31951932

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 23, 30, 46, 60, 69, 92, 109, 115, 138, 218, 230, 276, 327, 345, 436, 460, 545, 654, 690, 1090, 1308, 1380, 1635, 2180, 2507, 3270, 5014, 6540, 7521, 10028, 11881, 12535, 15042, 23762, 25070, 30084, 35643, 37605, 47524, 50140, 59405, 71286, 75210, 118810, 142572, 150420, 178215, 237620, 273263, 356430, 546526, 712860, 819789, 1093052, 1366315, 1639578, 2732630, 3279156, 4098945, 5465260, 8197890, 16395780]

約数ペア:

[(1, 16395780), (2, 8197890), (3, 5465260), (4, 4098945), (5, 3279156), (6, 2732630), (10, 1639578), (12, 1366315), (15, 1093052), (20, 819789), (23, 712860), (30, 546526), (46, 356430), (60, 273263), (69, 237620), (92, 178215), (109, 150420), (115, 142572), (138, 118810), (218, 75210), (230, 71286), (276, 59405), (327, 50140), (345, 47524), (436, 37605), (460, 35643), (545, 30084), (654, 25070), (690, 23762), (1090, 15042), (1308, 12535), (1380, 11881), (1635, 10028), (2180, 7521), (2507, 6540), (3270, 5014)]