203315280

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{121021}}^1$

素因数の和:121044

約数の個数: 80

約数和(自身を含む): 720322944

約数和(自身を除く): 517007664

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 121021, 242042, 363063, 484084, 605105, 726126, 847147, 968168, 1210210, 1452252, 1694294, 1815315, 1936336, 2420420, 2541441, 2904504, 3388588, 3630630, 4235735, 4840840, 5082882, 5809008, 6777176, 7261260, 8471470, 9681680, 10165764, 12707205, 13554352, 14522520, 16942940, 20331528, 25414410, 29045040, 33885880, 40663056, 50828820, 67771760, 101657640, 203315280]

約数ペア:

[(1, 203315280), (2, 101657640), (3, 67771760), (4, 50828820), (5, 40663056), (6, 33885880), (7, 29045040), (8, 25414410), (10, 20331528), (12, 16942940), (14, 14522520), (15, 13554352), (16, 12707205), (20, 10165764), (21, 9681680), (24, 8471470), (28, 7261260), (30, 6777176), (35, 5809008), (40, 5082882), (42, 4840840), (48, 4235735), (56, 3630630), (60, 3388588), (70, 2904504), (80, 2541441), (84, 2420420), (105, 1936336), (112, 1815315), (120, 1694294), (140, 1452252), (168, 1210210), (210, 968168), (240, 847147), (280, 726126), (336, 605105), (420, 484084), (560, 363063), (840, 242042), (1680, 121021)]