21344076720

素因数分解:

$2^4\times 3^4\times 5^1\times {\mathrm{3293839}}^1$

素因数の和:3293864

約数の個数: 100

約数和(自身を含む): 74131163040

約数和(自身を除く): 52787086320

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, 81, 90, 108, 120, 135, 144, 162, 180, 216, 240, 270, 324, 360, 405, 432, 540, 648, 720, 810, 1080, 1296, 1620, 2160, 3240, 6480, 3293839, 6587678, 9881517, 13175356, 16469195, 19763034, 26350712, 29644551, 32938390, 39526068, 49407585, 52701424, 59289102, 65876780, 79052136, 88933653, 98815170, 118578204, 131753560, 148222755, 158104272, 177867306, 197630340, 237156408, 263507120, 266800959, 296445510, 355734612, 395260680, 444668265, 474312816, 533601918, 592891020, 711469224, 790521360, 889336530, 1067203836, 1185782040, 1334004795, 1422938448, 1778673060, 2134407672, 2371564080, 2668009590, 3557346120, 4268815344, 5336019180, 7114692240, 10672038360, 21344076720]

約数ペア:

[(1, 21344076720), (2, 10672038360), (3, 7114692240), (4, 5336019180), (5, 4268815344), (6, 3557346120), (8, 2668009590), (9, 2371564080), (10, 2134407672), (12, 1778673060), (15, 1422938448), (16, 1334004795), (18, 1185782040), (20, 1067203836), (24, 889336530), (27, 790521360), (30, 711469224), (36, 592891020), (40, 533601918), (45, 474312816), (48, 444668265), (54, 395260680), (60, 355734612), (72, 296445510), (80, 266800959), (81, 263507120), (90, 237156408), (108, 197630340), (120, 177867306), (135, 158104272), (144, 148222755), (162, 131753560), (180, 118578204), (216, 98815170), (240, 88933653), (270, 79052136), (324, 65876780), (360, 59289102), (405, 52701424), (432, 49407585), (540, 39526068), (648, 32938390), (720, 29644551), (810, 26350712), (1080, 19763034), (1296, 16469195), (1620, 13175356), (2160, 9881517), (3240, 6587678), (6480, 3293839)]