90312720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{16361}}^1$

素因数の和:16400

約数の個数: 80

約数和(自身を含む): 292159872

約数和(自身を除く): 201847152

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 40, 46, 48, 60, 69, 80, 92, 115, 120, 138, 184, 230, 240, 276, 345, 368, 460, 552, 690, 920, 1104, 1380, 1840, 2760, 5520, 16361, 32722, 49083, 65444, 81805, 98166, 130888, 163610, 196332, 245415, 261776, 327220, 376303, 392664, 490830, 654440, 752606, 785328, 981660, 1128909, 1308880, 1505212, 1881515, 1963320, 2257818, 3010424, 3763030, 3926640, 4515636, 5644545, 6020848, 7526060, 9031272, 11289090, 15052120, 18062544, 22578180, 30104240, 45156360, 90312720]

約数ペア:

[(1, 90312720), (2, 45156360), (3, 30104240), (4, 22578180), (5, 18062544), (6, 15052120), (8, 11289090), (10, 9031272), (12, 7526060), (15, 6020848), (16, 5644545), (20, 4515636), (23, 3926640), (24, 3763030), (30, 3010424), (40, 2257818), (46, 1963320), (48, 1881515), (60, 1505212), (69, 1308880), (80, 1128909), (92, 981660), (115, 785328), (120, 752606), (138, 654440), (184, 490830), (230, 392664), (240, 376303), (276, 327220), (345, 261776), (368, 245415), (460, 196332), (552, 163610), (690, 130888), (920, 98166), (1104, 81805), (1380, 65444), (1840, 49083), (2760, 32722), (5520, 16361)]