19800604800

素因数分解:

$2^7\times 3^2\times 5^2\times {\mathrm{687521}}^1$

素因数の和:687551

約数の個数: 144

約数和(自身を含む): 70653198330

約数和(自身を除く): 50852593530

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 25, 30, 32, 36, 40, 45, 48, 50, 60, 64, 72, 75, 80, 90, 96, 100, 120, 128, 144, 150, 160, 180, 192, 200, 225, 240, 288, 300, 320, 360, 384, 400, 450, 480, 576, 600, 640, 720, 800, 900, 960, 1152, 1200, 1440, 1600, 1800, 1920, 2400, 2880, 3200, 3600, 4800, 5760, 7200, 9600, 14400, 28800, 687521, 1375042, 2062563, 2750084, 3437605, 4125126, 5500168, 6187689, 6875210, 8250252, 10312815, 11000336, 12375378, 13750420, 16500504, 17188025, 20625630, 22000672, 24750756, 27500840, 30938445, 33001008, 34376050, 41251260, 44001344, 49501512, 51564075, 55001680, 61876890, 66002016, 68752100, 82502520, 88002688, 99003024, 103128150, 110003360, 123753780, 132004032, 137504200, 154692225, 165005040, 198006048, 206256300, 220006720, 247507560, 264008064, 275008400, 309384450, 330010080, 396012096, 412512600, 440013440, 495015120, 550016800, 618768900, 660020160, 792024192, 825025200, 990030240, 1100033600, 1237537800, 1320040320, 1650050400, 1980060480, 2200067200, 2475075600, 3300100800, 3960120960, 4950151200, 6600201600, 9900302400, 19800604800]

約数ペア:

[(1, 19800604800), (2, 9900302400), (3, 6600201600), (4, 4950151200), (5, 3960120960), (6, 3300100800), (8, 2475075600), (9, 2200067200), (10, 1980060480), (12, 1650050400), (15, 1320040320), (16, 1237537800), (18, 1100033600), (20, 990030240), (24, 825025200), (25, 792024192), (30, 660020160), (32, 618768900), (36, 550016800), (40, 495015120), (45, 440013440), (48, 412512600), (50, 396012096), (60, 330010080), (64, 309384450), (72, 275008400), (75, 264008064), (80, 247507560), (90, 220006720), (96, 206256300), (100, 198006048), (120, 165005040), (128, 154692225), (144, 137504200), (150, 132004032), (160, 123753780), (180, 110003360), (192, 103128150), (200, 99003024), (225, 88002688), (240, 82502520), (288, 68752100), (300, 66002016), (320, 61876890), (360, 55001680), (384, 51564075), (400, 49501512), (450, 44001344), (480, 41251260), (576, 34376050), (600, 33001008), (640, 30938445), (720, 27500840), (800, 24750756), (900, 22000672), (960, 20625630), (1152, 17188025), (1200, 16500504), (1440, 13750420), (1600, 12375378), (1800, 11000336), (1920, 10312815), (2400, 8250252), (2880, 6875210), (3200, 6187689), (3600, 5500168), (4800, 4125126), (5760, 3437605), (7200, 2750084), (9600, 2062563), (14400, 1375042), (28800, 687521)]