78378120

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{217717}}^1$

素因数の和:217734

約数の個数: 48

約数和(自身を含む): 254730060

約数和(自身を除く): 176351940

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 217717, 435434, 653151, 870868, 1088585, 1306302, 1741736, 1959453, 2177170, 2612604, 3265755, 3918906, 4354340, 5225208, 6531510, 7837812, 8708680, 9797265, 13063020, 15675624, 19594530, 26126040, 39189060, 78378120]

約数ペア:

[(1, 78378120), (2, 39189060), (3, 26126040), (4, 19594530), (5, 15675624), (6, 13063020), (8, 9797265), (9, 8708680), (10, 7837812), (12, 6531510), (15, 5225208), (18, 4354340), (20, 3918906), (24, 3265755), (30, 2612604), (36, 2177170), (40, 1959453), (45, 1741736), (60, 1306302), (72, 1088585), (90, 870868), (120, 653151), (180, 435434), (360, 217717)]