15678004215

素因数分解:

$3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{421}}^1\times {\mathrm{1451}}^1$

素因数の和:1968

約数の個数: 64

約数和(自身を含む): 26470540800

約数和(自身を除く): 10792536585

約数列:

[1, 3, 5, 15, 29, 59, 87, 145, 177, 295, 421, 435, 885, 1263, 1451, 1711, 2105, 4353, 5133, 6315, 7255, 8555, 12209, 21765, 24839, 25665, 36627, 42079, 61045, 74517, 85609, 124195, 126237, 183135, 210395, 256827, 372585, 428045, 610871, 631185, 720331, 1284135, 1832613, 2160993, 2482661, 3054355, 3601655, 7447983, 9163065, 10804965, 12413305, 17715259, 36041389, 37239915, 53145777, 88576295, 108124167, 180206945, 265728885, 540620835, 1045200281, 3135600843, 5226001405, 15678004215]

約数ペア:

[(1, 15678004215), (3, 5226001405), (5, 3135600843), (15, 1045200281), (29, 540620835), (59, 265728885), (87, 180206945), (145, 108124167), (177, 88576295), (295, 53145777), (421, 37239915), (435, 36041389), (885, 17715259), (1263, 12413305), (1451, 10804965), (1711, 9163065), (2105, 7447983), (4353, 3601655), (5133, 3054355), (6315, 2482661), (7255, 2160993), (8555, 1832613), (12209, 1284135), (21765, 720331), (24839, 631185), (25665, 610871), (36627, 428045), (42079, 372585), (61045, 256827), (74517, 210395), (85609, 183135), (124195, 126237)]