145819240

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{199}}^1\times {\mathrm{2617}}^1$

素因数の和:2834

約数の個数: 64

約数和(自身を含む): 376992000

約数和(自身を除く): 231172760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 199, 280, 398, 796, 995, 1393, 1592, 1990, 2617, 2786, 3980, 5234, 5572, 6965, 7960, 10468, 11144, 13085, 13930, 18319, 20936, 26170, 27860, 36638, 52340, 55720, 73276, 91595, 104680, 146552, 183190, 366380, 520783, 732760, 1041566, 2083132, 2603915, 3645481, 4166264, 5207830, 7290962, 10415660, 14581924, 18227405, 20831320, 29163848, 36454810, 72909620, 145819240]

約数ペア:

[(1, 145819240), (2, 72909620), (4, 36454810), (5, 29163848), (7, 20831320), (8, 18227405), (10, 14581924), (14, 10415660), (20, 7290962), (28, 5207830), (35, 4166264), (40, 3645481), (56, 2603915), (70, 2083132), (140, 1041566), (199, 732760), (280, 520783), (398, 366380), (796, 183190), (995, 146552), (1393, 104680), (1592, 91595), (1990, 73276), (2617, 55720), (2786, 52340), (3980, 36638), (5234, 27860), (5572, 26170), (6965, 20936), (7960, 18319), (10468, 13930), (11144, 13085)]