250980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{89}}^1$

素因数の和:148

約数の個数: 48

約数和(自身を含む): 725760

約数和(自身を除く): 474780

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 47, 60, 89, 94, 141, 178, 188, 235, 267, 282, 356, 445, 470, 534, 564, 705, 890, 940, 1068, 1335, 1410, 1780, 2670, 2820, 4183, 5340, 8366, 12549, 16732, 20915, 25098, 41830, 50196, 62745, 83660, 125490, 250980]

約数ペア:

[(1, 250980), (2, 125490), (3, 83660), (4, 62745), (5, 50196), (6, 41830), (10, 25098), (12, 20915), (15, 16732), (20, 12549), (30, 8366), (47, 5340), (60, 4183), (89, 2820), (94, 2670), (141, 1780), (178, 1410), (188, 1335), (235, 1068), (267, 940), (282, 890), (356, 705), (445, 564), (470, 534)]