153900

素因数分解:

$2^2\times 3^4\times 5^2\times {\mathrm{19}}^1$

素因数の和:45

約数の個数: 90

約数和(自身を含む): 525140

約数和(自身を除く): 371240

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 25, 27, 30, 36, 38, 45, 50, 54, 57, 60, 75, 76, 81, 90, 95, 100, 108, 114, 135, 150, 162, 171, 180, 190, 225, 228, 270, 285, 300, 324, 342, 380, 405, 450, 475, 513, 540, 570, 675, 684, 810, 855, 900, 950, 1026, 1140, 1350, 1425, 1539, 1620, 1710, 1900, 2025, 2052, 2565, 2700, 2850, 3078, 3420, 4050, 4275, 5130, 5700, 6156, 7695, 8100, 8550, 10260, 12825, 15390, 17100, 25650, 30780, 38475, 51300, 76950, 153900]

約数ペア:

[(1, 153900), (2, 76950), (3, 51300), (4, 38475), (5, 30780), (6, 25650), (9, 17100), (10, 15390), (12, 12825), (15, 10260), (18, 8550), (19, 8100), (20, 7695), (25, 6156), (27, 5700), (30, 5130), (36, 4275), (38, 4050), (45, 3420), (50, 3078), (54, 2850), (57, 2700), (60, 2565), (75, 2052), (76, 2025), (81, 1900), (90, 1710), (95, 1620), (100, 1539), (108, 1425), (114, 1350), (135, 1140), (150, 1026), (162, 950), (171, 900), (180, 855), (190, 810), (225, 684), (228, 675), (270, 570), (285, 540), (300, 513), (324, 475), (342, 450), (380, 405)]