223679560

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{443}}^1\times {\mathrm{971}}^1$

素因数の和:1438

約数の個数: 64

約数和(自身を含む): 543775680

約数和(自身を除く): 320096120

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 443, 520, 886, 971, 1772, 1942, 2215, 3544, 3884, 4430, 4855, 5759, 7768, 8860, 9710, 11518, 12623, 17720, 19420, 23036, 25246, 28795, 38840, 46072, 50492, 57590, 63115, 100984, 115180, 126230, 230360, 252460, 430153, 504920, 860306, 1720612, 2150765, 3441224, 4301530, 5591989, 8603060, 11183978, 17206120, 22367956, 27959945, 44735912, 55919890, 111839780, 223679560]

約数ペア:

[(1, 223679560), (2, 111839780), (4, 55919890), (5, 44735912), (8, 27959945), (10, 22367956), (13, 17206120), (20, 11183978), (26, 8603060), (40, 5591989), (52, 4301530), (65, 3441224), (104, 2150765), (130, 1720612), (260, 860306), (443, 504920), (520, 430153), (886, 252460), (971, 230360), (1772, 126230), (1942, 115180), (2215, 100984), (3544, 63115), (3884, 57590), (4430, 50492), (4855, 46072), (5759, 38840), (7768, 28795), (8860, 25246), (9710, 23036), (11518, 19420), (12623, 17720)]