121550380

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{4001}}^1$

素因数の和:4055

約数の個数: 72

約数和(自身を含む): 306585216

約数和(自身を除く): 185034836

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 31, 35, 49, 62, 70, 98, 124, 140, 155, 196, 217, 245, 310, 434, 490, 620, 868, 980, 1085, 1519, 2170, 3038, 4001, 4340, 6076, 7595, 8002, 15190, 16004, 20005, 28007, 30380, 40010, 56014, 80020, 112028, 124031, 140035, 196049, 248062, 280070, 392098, 496124, 560140, 620155, 784196, 868217, 980245, 1240310, 1736434, 1960490, 2480620, 3472868, 3920980, 4341085, 6077519, 8682170, 12155038, 17364340, 24310076, 30387595, 60775190, 121550380]

約数ペア:

[(1, 121550380), (2, 60775190), (4, 30387595), (5, 24310076), (7, 17364340), (10, 12155038), (14, 8682170), (20, 6077519), (28, 4341085), (31, 3920980), (35, 3472868), (49, 2480620), (62, 1960490), (70, 1736434), (98, 1240310), (124, 980245), (140, 868217), (155, 784196), (196, 620155), (217, 560140), (245, 496124), (310, 392098), (434, 280070), (490, 248062), (620, 196049), (868, 140035), (980, 124031), (1085, 112028), (1519, 80020), (2170, 56014), (3038, 40010), (4001, 30380), (4340, 28007), (6076, 20005), (7595, 16004), (8002, 15190)]