356321520

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{21517}}^1$

素因数の和:21559

約数の個数: 120

約数和(自身を含む): 1248732576

約数和(自身を除く): 892411056

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 23, 24, 30, 36, 40, 45, 46, 48, 60, 69, 72, 80, 90, 92, 115, 120, 138, 144, 180, 184, 207, 230, 240, 276, 345, 360, 368, 414, 460, 552, 690, 720, 828, 920, 1035, 1104, 1380, 1656, 1840, 2070, 2760, 3312, 4140, 5520, 8280, 16560, 21517, 43034, 64551, 86068, 107585, 129102, 172136, 193653, 215170, 258204, 322755, 344272, 387306, 430340, 494891, 516408, 645510, 774612, 860680, 968265, 989782, 1032816, 1291020, 1484673, 1549224, 1721360, 1936530, 1979564, 2474455, 2582040, 2969346, 3098448, 3873060, 3959128, 4454019, 4948910, 5164080, 5938692, 7423365, 7746120, 7918256, 8908038, 9897820, 11877384, 14846730, 15492240, 17816076, 19795640, 22270095, 23754768, 29693460, 35632152, 39591280, 44540190, 59386920, 71264304, 89080380, 118773840, 178160760, 356321520]

約数ペア:

[(1, 356321520), (2, 178160760), (3, 118773840), (4, 89080380), (5, 71264304), (6, 59386920), (8, 44540190), (9, 39591280), (10, 35632152), (12, 29693460), (15, 23754768), (16, 22270095), (18, 19795640), (20, 17816076), (23, 15492240), (24, 14846730), (30, 11877384), (36, 9897820), (40, 8908038), (45, 7918256), (46, 7746120), (48, 7423365), (60, 5938692), (69, 5164080), (72, 4948910), (80, 4454019), (90, 3959128), (92, 3873060), (115, 3098448), (120, 2969346), (138, 2582040), (144, 2474455), (180, 1979564), (184, 1936530), (207, 1721360), (230, 1549224), (240, 1484673), (276, 1291020), (345, 1032816), (360, 989782), (368, 968265), (414, 860680), (460, 774612), (552, 645510), (690, 516408), (720, 494891), (828, 430340), (920, 387306), (1035, 344272), (1104, 322755), (1380, 258204), (1656, 215170), (1840, 193653), (2070, 172136), (2760, 129102), (3312, 107585), (4140, 86068), (5520, 64551), (8280, 43034), (16560, 21517)]