645761520

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{839}}^1\times {\mathrm{1069}}^1$

素因数の和:1927

約数の個数: 120

約数和(自身を含む): 2173298400

約数和(自身を除く): 1527536880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 839, 1069, 1678, 2138, 2517, 3207, 3356, 4195, 4276, 5034, 5345, 6414, 6712, 7551, 8390, 8552, 9621, 10068, 10690, 12585, 12828, 13424, 15102, 16035, 16780, 17104, 19242, 20136, 21380, 25170, 25656, 30204, 32070, 33560, 37755, 38484, 40272, 42760, 48105, 50340, 51312, 60408, 64140, 67120, 75510, 76968, 85520, 96210, 100680, 120816, 128280, 151020, 153936, 192420, 201360, 256560, 302040, 384840, 604080, 769680, 896891, 1793782, 2690673, 3587564, 4484455, 5381346, 7175128, 8072019, 8968910, 10762692, 13453365, 14350256, 16144038, 17937820, 21525384, 26906730, 32288076, 35875640, 40360095, 43050768, 53813460, 64576152, 71751280, 80720190, 107626920, 129152304, 161440380, 215253840, 322880760, 645761520]

約数ペア:

[(1, 645761520), (2, 322880760), (3, 215253840), (4, 161440380), (5, 129152304), (6, 107626920), (8, 80720190), (9, 71751280), (10, 64576152), (12, 53813460), (15, 43050768), (16, 40360095), (18, 35875640), (20, 32288076), (24, 26906730), (30, 21525384), (36, 17937820), (40, 16144038), (45, 14350256), (48, 13453365), (60, 10762692), (72, 8968910), (80, 8072019), (90, 7175128), (120, 5381346), (144, 4484455), (180, 3587564), (240, 2690673), (360, 1793782), (720, 896891), (839, 769680), (1069, 604080), (1678, 384840), (2138, 302040), (2517, 256560), (3207, 201360), (3356, 192420), (4195, 153936), (4276, 151020), (5034, 128280), (5345, 120816), (6414, 100680), (6712, 96210), (7551, 85520), (8390, 76968), (8552, 75510), (9621, 67120), (10068, 64140), (10690, 60408), (12585, 51312), (12828, 50340), (13424, 48105), (15102, 42760), (16035, 40272), (16780, 38484), (17104, 37755), (19242, 33560), (20136, 32070), (21380, 30204), (25170, 25656)]