209102280

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{421}}^1\times {\mathrm{4139}}^1$

素因数の和:4574

約数の個数: 64

約数和(自身を含む): 628948800

約数和(自身を除く): 419846520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 421, 842, 1263, 1684, 2105, 2526, 3368, 4139, 4210, 5052, 6315, 8278, 8420, 10104, 12417, 12630, 16556, 16840, 20695, 24834, 25260, 33112, 41390, 49668, 50520, 62085, 82780, 99336, 124170, 165560, 248340, 496680, 1742519, 3485038, 5227557, 6970076, 8712595, 10455114, 13940152, 17425190, 20910228, 26137785, 34850380, 41820456, 52275570, 69700760, 104551140, 209102280]

約数ペア:

[(1, 209102280), (2, 104551140), (3, 69700760), (4, 52275570), (5, 41820456), (6, 34850380), (8, 26137785), (10, 20910228), (12, 17425190), (15, 13940152), (20, 10455114), (24, 8712595), (30, 6970076), (40, 5227557), (60, 3485038), (120, 1742519), (421, 496680), (842, 248340), (1263, 165560), (1684, 124170), (2105, 99336), (2526, 82780), (3368, 62085), (4139, 50520), (4210, 49668), (5052, 41390), (6315, 33112), (8278, 25260), (8420, 24834), (10104, 20695), (12417, 16840), (12630, 16556)]