65171280

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{383}}^1\times {\mathrm{709}}^1$

素因数の和:1108

約数の個数: 80

約数和(自身を含む): 202844160

約数和(自身を除く): 137672880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 383, 709, 766, 1149, 1418, 1532, 1915, 2127, 2298, 2836, 3064, 3545, 3830, 4254, 4596, 5672, 5745, 6128, 7090, 7660, 8508, 9192, 10635, 11344, 11490, 14180, 15320, 17016, 18384, 21270, 22980, 28360, 30640, 34032, 42540, 45960, 56720, 85080, 91920, 170160, 271547, 543094, 814641, 1086188, 1357735, 1629282, 2172376, 2715470, 3258564, 4073205, 4344752, 5430940, 6517128, 8146410, 10861880, 13034256, 16292820, 21723760, 32585640, 65171280]

約数ペア:

[(1, 65171280), (2, 32585640), (3, 21723760), (4, 16292820), (5, 13034256), (6, 10861880), (8, 8146410), (10, 6517128), (12, 5430940), (15, 4344752), (16, 4073205), (20, 3258564), (24, 2715470), (30, 2172376), (40, 1629282), (48, 1357735), (60, 1086188), (80, 814641), (120, 543094), (240, 271547), (383, 170160), (709, 91920), (766, 85080), (1149, 56720), (1418, 45960), (1532, 42540), (1915, 34032), (2127, 30640), (2298, 28360), (2836, 22980), (3064, 21270), (3545, 18384), (3830, 17016), (4254, 15320), (4596, 14180), (5672, 11490), (5745, 11344), (6128, 10635), (7090, 9192), (7660, 8508)]