2788976730

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{113}}^1\times {\mathrm{13487}}^1$

素因数の和:13671

約数の個数: 64

約数和(自身を含む): 6863989248

約数和(自身を除く): 4075012518

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 61, 113, 122, 183, 226, 305, 339, 366, 565, 610, 678, 915, 1130, 1695, 1830, 3390, 6893, 13487, 13786, 20679, 26974, 34465, 40461, 41358, 67435, 68930, 80922, 103395, 134870, 202305, 206790, 404610, 822707, 1524031, 1645414, 2468121, 3048062, 4113535, 4572093, 4936242, 7620155, 8227070, 9144186, 12340605, 15240310, 22860465, 24681210, 45720930, 92965891, 185931782, 278897673, 464829455, 557795346, 929658910, 1394488365, 2788976730]

約数ペア:

[(1, 2788976730), (2, 1394488365), (3, 929658910), (5, 557795346), (6, 464829455), (10, 278897673), (15, 185931782), (30, 92965891), (61, 45720930), (113, 24681210), (122, 22860465), (183, 15240310), (226, 12340605), (305, 9144186), (339, 8227070), (366, 7620155), (565, 4936242), (610, 4572093), (678, 4113535), (915, 3048062), (1130, 2468121), (1695, 1645414), (1830, 1524031), (3390, 822707), (6893, 404610), (13487, 206790), (13786, 202305), (20679, 134870), (26974, 103395), (34465, 80922), (40461, 68930), (41358, 67435)]