211827720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{135787}}^1$

素因数の和:135814

約数の個数: 64

約数和(自身を含む): 684371520

約数和(自身を除く): 472543800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 390, 520, 780, 1560, 135787, 271574, 407361, 543148, 678935, 814722, 1086296, 1357870, 1629444, 1765231, 2036805, 2715740, 3258888, 3530462, 4073610, 5295693, 5431480, 7060924, 8147220, 8826155, 10591386, 14121848, 16294440, 17652310, 21182772, 26478465, 35304620, 42365544, 52956930, 70609240, 105913860, 211827720]

約数ペア:

[(1, 211827720), (2, 105913860), (3, 70609240), (4, 52956930), (5, 42365544), (6, 35304620), (8, 26478465), (10, 21182772), (12, 17652310), (13, 16294440), (15, 14121848), (20, 10591386), (24, 8826155), (26, 8147220), (30, 7060924), (39, 5431480), (40, 5295693), (52, 4073610), (60, 3530462), (65, 3258888), (78, 2715740), (104, 2036805), (120, 1765231), (130, 1629444), (156, 1357870), (195, 1086296), (260, 814722), (312, 678935), (390, 543148), (520, 407361), (780, 271574), (1560, 135787)]