72039600

素因数分解:

$2^4\times 3^2\times 5^2\times {\mathrm{20011}}^1$

素因数の和:20035

約数の個数: 90

約数和(自身を含む): 250009916

約数和(自身を除く): 177970316

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 25, 30, 36, 40, 45, 48, 50, 60, 72, 75, 80, 90, 100, 120, 144, 150, 180, 200, 225, 240, 300, 360, 400, 450, 600, 720, 900, 1200, 1800, 3600, 20011, 40022, 60033, 80044, 100055, 120066, 160088, 180099, 200110, 240132, 300165, 320176, 360198, 400220, 480264, 500275, 600330, 720396, 800440, 900495, 960528, 1000550, 1200660, 1440792, 1500825, 1600880, 1800990, 2001100, 2401320, 2881584, 3001650, 3601980, 4002200, 4502475, 4802640, 6003300, 7203960, 8004400, 9004950, 12006600, 14407920, 18009900, 24013200, 36019800, 72039600]

約数ペア:

[(1, 72039600), (2, 36019800), (3, 24013200), (4, 18009900), (5, 14407920), (6, 12006600), (8, 9004950), (9, 8004400), (10, 7203960), (12, 6003300), (15, 4802640), (16, 4502475), (18, 4002200), (20, 3601980), (24, 3001650), (25, 2881584), (30, 2401320), (36, 2001100), (40, 1800990), (45, 1600880), (48, 1500825), (50, 1440792), (60, 1200660), (72, 1000550), (75, 960528), (80, 900495), (90, 800440), (100, 720396), (120, 600330), (144, 500275), (150, 480264), (180, 400220), (200, 360198), (225, 320176), (240, 300165), (300, 240132), (360, 200110), (400, 180099), (450, 160088), (600, 120066), (720, 100055), (900, 80044), (1200, 60033), (1800, 40022), (3600, 20011)]