18481260

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{557}}^1$

素因数の和:655

約数の個数: 96

約数和(自身を含む): 59996160

約数和(自身を除く): 41514900

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 79, 84, 105, 140, 158, 210, 237, 316, 395, 420, 474, 553, 557, 790, 948, 1106, 1114, 1185, 1580, 1659, 1671, 2212, 2228, 2370, 2765, 2785, 3318, 3342, 3899, 4740, 5530, 5570, 6636, 6684, 7798, 8295, 8355, 11060, 11140, 11697, 15596, 16590, 16710, 19495, 23394, 33180, 33420, 38990, 44003, 46788, 58485, 77980, 88006, 116970, 132009, 176012, 220015, 233940, 264018, 308021, 440030, 528036, 616042, 660045, 880060, 924063, 1232084, 1320090, 1540105, 1848126, 2640180, 3080210, 3696252, 4620315, 6160420, 9240630, 18481260]

約数ペア:

[(1, 18481260), (2, 9240630), (3, 6160420), (4, 4620315), (5, 3696252), (6, 3080210), (7, 2640180), (10, 1848126), (12, 1540105), (14, 1320090), (15, 1232084), (20, 924063), (21, 880060), (28, 660045), (30, 616042), (35, 528036), (42, 440030), (60, 308021), (70, 264018), (79, 233940), (84, 220015), (105, 176012), (140, 132009), (158, 116970), (210, 88006), (237, 77980), (316, 58485), (395, 46788), (420, 44003), (474, 38990), (553, 33420), (557, 33180), (790, 23394), (948, 19495), (1106, 16710), (1114, 16590), (1185, 15596), (1580, 11697), (1659, 11140), (1671, 11060), (2212, 8355), (2228, 8295), (2370, 7798), (2765, 6684), (2785, 6636), (3318, 5570), (3342, 5530), (3899, 4740)]