84688380

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{67213}}^1$

素因数の和:67235

約数の個数: 72

約数和(自身を含む): 293590752

約数和(自身を除く): 208902372

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 67213, 134426, 201639, 268852, 336065, 403278, 470491, 604917, 672130, 806556, 940982, 1008195, 1209834, 1344260, 1411473, 1881964, 2016390, 2352455, 2419668, 2822946, 3024585, 4032780, 4234419, 4704910, 5645892, 6049170, 7057365, 8468838, 9409820, 12098340, 14114730, 16937676, 21172095, 28229460, 42344190, 84688380]

約数ペア:

[(1, 84688380), (2, 42344190), (3, 28229460), (4, 21172095), (5, 16937676), (6, 14114730), (7, 12098340), (9, 9409820), (10, 8468838), (12, 7057365), (14, 6049170), (15, 5645892), (18, 4704910), (20, 4234419), (21, 4032780), (28, 3024585), (30, 2822946), (35, 2419668), (36, 2352455), (42, 2016390), (45, 1881964), (60, 1411473), (63, 1344260), (70, 1209834), (84, 1008195), (90, 940982), (105, 806556), (126, 672130), (140, 604917), (180, 470491), (210, 403278), (252, 336065), (315, 268852), (420, 201639), (630, 134426), (1260, 67213)]