31462740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{3719}}^1$

素因数の和:3781

約数の個数: 72

約数和(自身を含む): 97493760

約数和(自身を除く): 66031020

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 47, 60, 90, 94, 141, 180, 188, 235, 282, 423, 470, 564, 705, 846, 940, 1410, 1692, 2115, 2820, 3719, 4230, 7438, 8460, 11157, 14876, 18595, 22314, 33471, 37190, 44628, 55785, 66942, 74380, 111570, 133884, 167355, 174793, 223140, 334710, 349586, 524379, 669420, 699172, 873965, 1048758, 1573137, 1747930, 2097516, 2621895, 3146274, 3495860, 5243790, 6292548, 7865685, 10487580, 15731370, 31462740]

約数ペア:

[(1, 31462740), (2, 15731370), (3, 10487580), (4, 7865685), (5, 6292548), (6, 5243790), (9, 3495860), (10, 3146274), (12, 2621895), (15, 2097516), (18, 1747930), (20, 1573137), (30, 1048758), (36, 873965), (45, 699172), (47, 669420), (60, 524379), (90, 349586), (94, 334710), (141, 223140), (180, 174793), (188, 167355), (235, 133884), (282, 111570), (423, 74380), (470, 66942), (564, 55785), (705, 44628), (846, 37190), (940, 33471), (1410, 22314), (1692, 18595), (2115, 14876), (2820, 11157), (3719, 8460), (4230, 7438)]