79880400

素因数分解:

$2^4\times 3^2\times 5^2\times {\mathrm{22189}}^1$

素因数の和:22213

約数の個数: 90

約数和(自身を含む): 277219670

約数和(自身を除く): 197339270

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, 22189, 44378, 66567, 88756, 110945, 133134, 177512, 199701, 221890, 266268, 332835, 355024, 399402, 443780, 532536, 554725, 665670, 798804, 887560, 998505, 1065072, 1109450, 1331340, 1597608, 1664175, 1775120, 1997010, 2218900, 2662680, 3195216, 3328350, 3994020, 4437800, 4992525, 5325360, 6656700, 7988040, 8875600, 9985050, 13313400, 15976080, 19970100, 26626800, 39940200, 79880400]

約数ペア:

[(1, 79880400), (2, 39940200), (3, 26626800), (4, 19970100), (5, 15976080), (6, 13313400), (8, 9985050), (9, 8875600), (10, 7988040), (12, 6656700), (15, 5325360), (16, 4992525), (18, 4437800), (20, 3994020), (24, 3328350), (25, 3195216), (30, 2662680), (36, 2218900), (40, 1997010), (45, 1775120), (48, 1664175), (50, 1597608), (60, 1331340), (72, 1109450), (75, 1065072), (80, 998505), (90, 887560), (100, 798804), (120, 665670), (144, 554725), (150, 532536), (180, 443780), (200, 399402), (225, 355024), (240, 332835), (300, 266268), (360, 221890), (400, 199701), (450, 177512), (600, 133134), (720, 110945), (900, 88756), (1200, 66567), (1800, 44378), (3600, 22189)]