420294960

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{194581}}^1$

素因数の和:194603

約数の個数: 80

約数和(自身を含む): 1447690080

約数和(自身を除く): 1027395120

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 90, 108, 120, 135, 144, 180, 216, 240, 270, 360, 432, 540, 720, 1080, 2160, 194581, 389162, 583743, 778324, 972905, 1167486, 1556648, 1751229, 1945810, 2334972, 2918715, 3113296, 3502458, 3891620, 4669944, 5253687, 5837430, 7004916, 7783240, 8756145, 9339888, 10507374, 11674860, 14009832, 15566480, 17512290, 21014748, 23349720, 26268435, 28019664, 35024580, 42029496, 46699440, 52536870, 70049160, 84058992, 105073740, 140098320, 210147480, 420294960]

約数ペア:

[(1, 420294960), (2, 210147480), (3, 140098320), (4, 105073740), (5, 84058992), (6, 70049160), (8, 52536870), (9, 46699440), (10, 42029496), (12, 35024580), (15, 28019664), (16, 26268435), (18, 23349720), (20, 21014748), (24, 17512290), (27, 15566480), (30, 14009832), (36, 11674860), (40, 10507374), (45, 9339888), (48, 8756145), (54, 7783240), (60, 7004916), (72, 5837430), (80, 5253687), (90, 4669944), (108, 3891620), (120, 3502458), (135, 3113296), (144, 2918715), (180, 2334972), (216, 1945810), (240, 1751229), (270, 1556648), (360, 1167486), (432, 972905), (540, 778324), (720, 583743), (1080, 389162), (2160, 194581)]