80462640

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{335261}}^1$

素因数の和:335277

約数の個数: 40

約数和(自身を含む): 249434928

約数和(自身を除く): 168972288

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 335261, 670522, 1005783, 1341044, 1676305, 2011566, 2682088, 3352610, 4023132, 5028915, 5364176, 6705220, 8046264, 10057830, 13410440, 16092528, 20115660, 26820880, 40231320, 80462640]

約数ペア:

[(1, 80462640), (2, 40231320), (3, 26820880), (4, 20115660), (5, 16092528), (6, 13410440), (8, 10057830), (10, 8046264), (12, 6705220), (15, 5364176), (16, 5028915), (20, 4023132), (24, 3352610), (30, 2682088), (40, 2011566), (48, 1676305), (60, 1341044), (80, 1005783), (120, 670522), (240, 335261)]