66704940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{21799}}^1$

素因数の和:21831

約数の個数: 72

約数和(自身を含む): 214250400

約数和(自身を除く): 147545460

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 30, 34, 36, 45, 51, 60, 68, 85, 90, 102, 153, 170, 180, 204, 255, 306, 340, 510, 612, 765, 1020, 1530, 3060, 21799, 43598, 65397, 87196, 108995, 130794, 196191, 217990, 261588, 326985, 370583, 392382, 435980, 653970, 741166, 784764, 980955, 1111749, 1307940, 1482332, 1852915, 1961910, 2223498, 3335247, 3705830, 3923820, 4446996, 5558745, 6670494, 7411660, 11117490, 13340988, 16676235, 22234980, 33352470, 66704940]

約数ペア:

[(1, 66704940), (2, 33352470), (3, 22234980), (4, 16676235), (5, 13340988), (6, 11117490), (9, 7411660), (10, 6670494), (12, 5558745), (15, 4446996), (17, 3923820), (18, 3705830), (20, 3335247), (30, 2223498), (34, 1961910), (36, 1852915), (45, 1482332), (51, 1307940), (60, 1111749), (68, 980955), (85, 784764), (90, 741166), (102, 653970), (153, 435980), (170, 392382), (180, 370583), (204, 326985), (255, 261588), (306, 217990), (340, 196191), (510, 130794), (612, 108995), (765, 87196), (1020, 65397), (1530, 43598), (3060, 21799)]