81027360

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{56269}}^1$

素因数の和:56290

約数の個数: 72

約数和(自身を含む): 276510780

約数和(自身を除く): 195483420

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 480, 720, 1440, 56269, 112538, 168807, 225076, 281345, 337614, 450152, 506421, 562690, 675228, 844035, 900304, 1012842, 1125380, 1350456, 1688070, 1800608, 2025684, 2250760, 2532105, 2700912, 3376140, 4051368, 4501520, 5064210, 5401824, 6752280, 8102736, 9003040, 10128420, 13504560, 16205472, 20256840, 27009120, 40513680, 81027360]

約数ペア:

[(1, 81027360), (2, 40513680), (3, 27009120), (4, 20256840), (5, 16205472), (6, 13504560), (8, 10128420), (9, 9003040), (10, 8102736), (12, 6752280), (15, 5401824), (16, 5064210), (18, 4501520), (20, 4051368), (24, 3376140), (30, 2700912), (32, 2532105), (36, 2250760), (40, 2025684), (45, 1800608), (48, 1688070), (60, 1350456), (72, 1125380), (80, 1012842), (90, 900304), (96, 844035), (120, 675228), (144, 562690), (160, 506421), (180, 450152), (240, 337614), (288, 281345), (360, 225076), (480, 168807), (720, 112538), (1440, 56269)]