642809160

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{255083}}^1$

素因数の和:255107

約数の個数: 96

約数和(自身を含む): 2387586240

約数和(自身を除く): 1744777080

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 56, 60, 63, 70, 72, 84, 90, 105, 120, 126, 140, 168, 180, 210, 252, 280, 315, 360, 420, 504, 630, 840, 1260, 2520, 255083, 510166, 765249, 1020332, 1275415, 1530498, 1785581, 2040664, 2295747, 2550830, 3060996, 3571162, 3826245, 4591494, 5101660, 5356743, 6121992, 7142324, 7652490, 8927905, 9182988, 10203320, 10713486, 11478735, 14284648, 15304980, 16070229, 17855810, 18365976, 21426972, 22957470, 26783715, 30609960, 32140458, 35711620, 42853944, 45914940, 53567430, 64280916, 71423240, 80351145, 91829880, 107134860, 128561832, 160702290, 214269720, 321404580, 642809160]

約数ペア:

[(1, 642809160), (2, 321404580), (3, 214269720), (4, 160702290), (5, 128561832), (6, 107134860), (7, 91829880), (8, 80351145), (9, 71423240), (10, 64280916), (12, 53567430), (14, 45914940), (15, 42853944), (18, 35711620), (20, 32140458), (21, 30609960), (24, 26783715), (28, 22957470), (30, 21426972), (35, 18365976), (36, 17855810), (40, 16070229), (42, 15304980), (45, 14284648), (56, 11478735), (60, 10713486), (63, 10203320), (70, 9182988), (72, 8927905), (84, 7652490), (90, 7142324), (105, 6121992), (120, 5356743), (126, 5101660), (140, 4591494), (168, 3826245), (180, 3571162), (210, 3060996), (252, 2550830), (280, 2295747), (315, 2040664), (360, 1785581), (420, 1530498), (504, 1275415), (630, 1020332), (840, 765249), (1260, 510166), (2520, 255083)]