18868320

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{13103}}^1$

素因数の和:13124

約数の個数: 72

約数和(自身を含む): 64393056

約数和(自身を除く): 45524736

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 480, 720, 1440, 13103, 26206, 39309, 52412, 65515, 78618, 104824, 117927, 131030, 157236, 196545, 209648, 235854, 262060, 314472, 393090, 419296, 471708, 524120, 589635, 628944, 786180, 943416, 1048240, 1179270, 1257888, 1572360, 1886832, 2096480, 2358540, 3144720, 3773664, 4717080, 6289440, 9434160, 18868320]

約数ペア:

[(1, 18868320), (2, 9434160), (3, 6289440), (4, 4717080), (5, 3773664), (6, 3144720), (8, 2358540), (9, 2096480), (10, 1886832), (12, 1572360), (15, 1257888), (16, 1179270), (18, 1048240), (20, 943416), (24, 786180), (30, 628944), (32, 589635), (36, 524120), (40, 471708), (45, 419296), (48, 393090), (60, 314472), (72, 262060), (80, 235854), (90, 209648), (96, 196545), (120, 157236), (144, 131030), (160, 117927), (180, 104824), (240, 78618), (288, 65515), (360, 52412), (480, 39309), (720, 26206), (1440, 13103)]