121520

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{31}}^1$

素因数の和:58

約数の個数: 60

約数和(自身を含む): 339264

約数和(自身を除く): 217744

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 35, 40, 49, 56, 62, 70, 80, 98, 112, 124, 140, 155, 196, 217, 245, 248, 280, 310, 392, 434, 490, 496, 560, 620, 784, 868, 980, 1085, 1240, 1519, 1736, 1960, 2170, 2480, 3038, 3472, 3920, 4340, 6076, 7595, 8680, 12152, 15190, 17360, 24304, 30380, 60760, 121520]

約数ペア:

[(1, 121520), (2, 60760), (4, 30380), (5, 24304), (7, 17360), (8, 15190), (10, 12152), (14, 8680), (16, 7595), (20, 6076), (28, 4340), (31, 3920), (35, 3472), (40, 3038), (49, 2480), (56, 2170), (62, 1960), (70, 1736), (80, 1519), (98, 1240), (112, 1085), (124, 980), (140, 868), (155, 784), (196, 620), (217, 560), (245, 496), (248, 490), (280, 434), (310, 392)]