78409680

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{326707}}^1$

素因数の和:326723

約数の個数: 40

約数和(自身を含む): 243070752

約数和(自身を除く): 164661072

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 326707, 653414, 980121, 1306828, 1633535, 1960242, 2613656, 3267070, 3920484, 4900605, 5227312, 6534140, 7840968, 9801210, 13068280, 15681936, 19602420, 26136560, 39204840, 78409680]

約数ペア:

[(1, 78409680), (2, 39204840), (3, 26136560), (4, 19602420), (5, 15681936), (6, 13068280), (8, 9801210), (10, 7840968), (12, 6534140), (15, 5227312), (16, 4900605), (20, 3920484), (24, 3267070), (30, 2613656), (40, 1960242), (48, 1633535), (60, 1306828), (80, 980121), (120, 653414), (240, 326707)]