143820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1$

素因数の和:79

約数の個数: 72

約数和(自身を含む): 471744

約数和(自身を除く): 327924

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 30, 34, 36, 45, 47, 51, 60, 68, 85, 90, 94, 102, 141, 153, 170, 180, 188, 204, 235, 255, 282, 306, 340, 423, 470, 510, 564, 612, 705, 765, 799, 846, 940, 1020, 1410, 1530, 1598, 1692, 2115, 2397, 2820, 3060, 3196, 3995, 4230, 4794, 7191, 7990, 8460, 9588, 11985, 14382, 15980, 23970, 28764, 35955, 47940, 71910, 143820]

約数ペア:

[(1, 143820), (2, 71910), (3, 47940), (4, 35955), (5, 28764), (6, 23970), (9, 15980), (10, 14382), (12, 11985), (15, 9588), (17, 8460), (18, 7990), (20, 7191), (30, 4794), (34, 4230), (36, 3995), (45, 3196), (47, 3060), (51, 2820), (60, 2397), (68, 2115), (85, 1692), (90, 1598), (94, 1530), (102, 1410), (141, 1020), (153, 940), (170, 846), (180, 799), (188, 765), (204, 705), (235, 612), (255, 564), (282, 510), (306, 470), (340, 423)]