123282180

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{97843}}^1$

素因数の和:97865

約数の個数: 72

約数和(自身を含む): 427382592

約数和(自身を除く): 304100412

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 97843, 195686, 293529, 391372, 489215, 587058, 684901, 880587, 978430, 1174116, 1369802, 1467645, 1761174, 1956860, 2054703, 2739604, 2935290, 3424505, 3522348, 4109406, 4402935, 5870580, 6164109, 6849010, 8218812, 8805870, 10273515, 12328218, 13698020, 17611740, 20547030, 24656436, 30820545, 41094060, 61641090, 123282180]

約数ペア:

[(1, 123282180), (2, 61641090), (3, 41094060), (4, 30820545), (5, 24656436), (6, 20547030), (7, 17611740), (9, 13698020), (10, 12328218), (12, 10273515), (14, 8805870), (15, 8218812), (18, 6849010), (20, 6164109), (21, 5870580), (28, 4402935), (30, 4109406), (35, 3522348), (36, 3424505), (42, 2935290), (45, 2739604), (60, 2054703), (63, 1956860), (70, 1761174), (84, 1467645), (90, 1369802), (105, 1174116), (126, 978430), (140, 880587), (180, 684901), (210, 587058), (252, 489215), (315, 391372), (420, 293529), (630, 195686), (1260, 97843)]