68473980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{157}}^1\times {\mathrm{2423}}^1$

素因数の和:2595

約数の個数: 72

約数和(自身を含む): 209113632

約数和(自身を除く): 140639652

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 157, 180, 314, 471, 628, 785, 942, 1413, 1570, 1884, 2355, 2423, 2826, 3140, 4710, 4846, 5652, 7065, 7269, 9420, 9692, 12115, 14130, 14538, 21807, 24230, 28260, 29076, 36345, 43614, 48460, 72690, 87228, 109035, 145380, 218070, 380411, 436140, 760822, 1141233, 1521644, 1902055, 2282466, 3423699, 3804110, 4564932, 5706165, 6847398, 7608220, 11412330, 13694796, 17118495, 22824660, 34236990, 68473980]

約数ペア:

[(1, 68473980), (2, 34236990), (3, 22824660), (4, 17118495), (5, 13694796), (6, 11412330), (9, 7608220), (10, 6847398), (12, 5706165), (15, 4564932), (18, 3804110), (20, 3423699), (30, 2282466), (36, 1902055), (45, 1521644), (60, 1141233), (90, 760822), (157, 436140), (180, 380411), (314, 218070), (471, 145380), (628, 109035), (785, 87228), (942, 72690), (1413, 48460), (1570, 43614), (1884, 36345), (2355, 29076), (2423, 28260), (2826, 24230), (3140, 21807), (4710, 14538), (4846, 14130), (5652, 12115), (7065, 9692), (7269, 9420)]