87173880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{11909}}^1$

素因数の和:11984

約数の個数: 64

約数和(自身を含む): 265831200

約数和(自身を除く): 178657320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 61, 120, 122, 183, 244, 305, 366, 488, 610, 732, 915, 1220, 1464, 1830, 2440, 3660, 7320, 11909, 23818, 35727, 47636, 59545, 71454, 95272, 119090, 142908, 178635, 238180, 285816, 357270, 476360, 714540, 726449, 1429080, 1452898, 2179347, 2905796, 3632245, 4358694, 5811592, 7264490, 8717388, 10896735, 14528980, 17434776, 21793470, 29057960, 43586940, 87173880]

約数ペア:

[(1, 87173880), (2, 43586940), (3, 29057960), (4, 21793470), (5, 17434776), (6, 14528980), (8, 10896735), (10, 8717388), (12, 7264490), (15, 5811592), (20, 4358694), (24, 3632245), (30, 2905796), (40, 2179347), (60, 1452898), (61, 1429080), (120, 726449), (122, 714540), (183, 476360), (244, 357270), (305, 285816), (366, 238180), (488, 178635), (610, 142908), (732, 119090), (915, 95272), (1220, 71454), (1464, 59545), (1830, 47636), (2440, 35727), (3660, 23818), (7320, 11909)]