20494927800

素因数分解:

$2^3\times 3^4\times 5^2\times {\mathrm{1265119}}^1$

素因数の和:1265147

約数の個数: 120

約数和(自身を含む): 71181976800

約数和(自身を除く): 50687049000

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 25, 27, 30, 36, 40, 45, 50, 54, 60, 72, 75, 81, 90, 100, 108, 120, 135, 150, 162, 180, 200, 216, 225, 270, 300, 324, 360, 405, 450, 540, 600, 648, 675, 810, 900, 1080, 1350, 1620, 1800, 2025, 2700, 3240, 4050, 5400, 8100, 16200, 1265119, 2530238, 3795357, 5060476, 6325595, 7590714, 10120952, 11386071, 12651190, 15181428, 18976785, 22772142, 25302380, 30362856, 31627975, 34158213, 37953570, 45544284, 50604760, 56930355, 63255950, 68316426, 75907140, 91088568, 94883925, 102474639, 113860710, 126511900, 136632852, 151814280, 170791065, 189767850, 204949278, 227721420, 253023800, 273265704, 284651775, 341582130, 379535700, 409898556, 455442840, 512373195, 569303550, 683164260, 759071400, 819797112, 853955325, 1024746390, 1138607100, 1366328520, 1707910650, 2049492780, 2277214200, 2561865975, 3415821300, 4098985560, 5123731950, 6831642600, 10247463900, 20494927800]

約数ペア:

[(1, 20494927800), (2, 10247463900), (3, 6831642600), (4, 5123731950), (5, 4098985560), (6, 3415821300), (8, 2561865975), (9, 2277214200), (10, 2049492780), (12, 1707910650), (15, 1366328520), (18, 1138607100), (20, 1024746390), (24, 853955325), (25, 819797112), (27, 759071400), (30, 683164260), (36, 569303550), (40, 512373195), (45, 455442840), (50, 409898556), (54, 379535700), (60, 341582130), (72, 284651775), (75, 273265704), (81, 253023800), (90, 227721420), (100, 204949278), (108, 189767850), (120, 170791065), (135, 151814280), (150, 136632852), (162, 126511900), (180, 113860710), (200, 102474639), (216, 94883925), (225, 91088568), (270, 75907140), (300, 68316426), (324, 63255950), (360, 56930355), (405, 50604760), (450, 45544284), (540, 37953570), (600, 34158213), (648, 31627975), (675, 30362856), (810, 25302380), (900, 22772142), (1080, 18976785), (1350, 15181428), (1620, 12651190), (1800, 11386071), (2025, 10120952), (2700, 7590714), (3240, 6325595), (4050, 5060476), (5400, 3795357), (8100, 2530238), (16200, 1265119)]