1990200

素因数分解:

$2^3\times 3^1\times 5^2\times {\mathrm{31}}^1\times {\mathrm{107}}^1$

素因数の和:157

約数の個数: 96

約数和(自身を含む): 6428160

約数和(自身を除く): 4437960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 25, 30, 31, 40, 50, 60, 62, 75, 93, 100, 107, 120, 124, 150, 155, 186, 200, 214, 248, 300, 310, 321, 372, 428, 465, 535, 600, 620, 642, 744, 775, 856, 930, 1070, 1240, 1284, 1550, 1605, 1860, 2140, 2325, 2568, 2675, 3100, 3210, 3317, 3720, 4280, 4650, 5350, 6200, 6420, 6634, 8025, 9300, 9951, 10700, 12840, 13268, 16050, 16585, 18600, 19902, 21400, 26536, 32100, 33170, 39804, 49755, 64200, 66340, 79608, 82925, 99510, 132680, 165850, 199020, 248775, 331700, 398040, 497550, 663400, 995100, 1990200]

約数ペア:

[(1, 1990200), (2, 995100), (3, 663400), (4, 497550), (5, 398040), (6, 331700), (8, 248775), (10, 199020), (12, 165850), (15, 132680), (20, 99510), (24, 82925), (25, 79608), (30, 66340), (31, 64200), (40, 49755), (50, 39804), (60, 33170), (62, 32100), (75, 26536), (93, 21400), (100, 19902), (107, 18600), (120, 16585), (124, 16050), (150, 13268), (155, 12840), (186, 10700), (200, 9951), (214, 9300), (248, 8025), (300, 6634), (310, 6420), (321, 6200), (372, 5350), (428, 4650), (465, 4280), (535, 3720), (600, 3317), (620, 3210), (642, 3100), (744, 2675), (775, 2568), (856, 2325), (930, 2140), (1070, 1860), (1240, 1605), (1284, 1550)]