20192400

素因数分解:

$2^4\times 3^2\times 5^2\times {\mathrm{71}}^1\times {\mathrm{79}}^1$

素因数の和:174

約数の個数: 180

約数和(自身を含む): 71959680

約数和(自身を除く): 51767280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 25, 30, 36, 40, 45, 48, 50, 60, 71, 72, 75, 79, 80, 90, 100, 120, 142, 144, 150, 158, 180, 200, 213, 225, 237, 240, 284, 300, 316, 355, 360, 395, 400, 426, 450, 474, 568, 600, 632, 639, 710, 711, 720, 790, 852, 900, 948, 1065, 1136, 1185, 1200, 1264, 1278, 1420, 1422, 1580, 1704, 1775, 1800, 1896, 1975, 2130, 2370, 2556, 2840, 2844, 3160, 3195, 3408, 3550, 3555, 3600, 3792, 3950, 4260, 4740, 5112, 5325, 5609, 5680, 5688, 5925, 6320, 6390, 7100, 7110, 7900, 8520, 9480, 10224, 10650, 11218, 11376, 11850, 12780, 14200, 14220, 15800, 15975, 16827, 17040, 17775, 18960, 21300, 22436, 23700, 25560, 28045, 28400, 28440, 31600, 31950, 33654, 35550, 42600, 44872, 47400, 50481, 51120, 56090, 56880, 63900, 67308, 71100, 84135, 85200, 89744, 94800, 100962, 112180, 127800, 134616, 140225, 142200, 168270, 201924, 224360, 252405, 255600, 269232, 280450, 284400, 336540, 403848, 420675, 448720, 504810, 560900, 673080, 807696, 841350, 1009620, 1121800, 1262025, 1346160, 1682700, 2019240, 2243600, 2524050, 3365400, 4038480, 5048100, 6730800, 10096200, 20192400]

約数ペア:

[(1, 20192400), (2, 10096200), (3, 6730800), (4, 5048100), (5, 4038480), (6, 3365400), (8, 2524050), (9, 2243600), (10, 2019240), (12, 1682700), (15, 1346160), (16, 1262025), (18, 1121800), (20, 1009620), (24, 841350), (25, 807696), (30, 673080), (36, 560900), (40, 504810), (45, 448720), (48, 420675), (50, 403848), (60, 336540), (71, 284400), (72, 280450), (75, 269232), (79, 255600), (80, 252405), (90, 224360), (100, 201924), (120, 168270), (142, 142200), (144, 140225), (150, 134616), (158, 127800), (180, 112180), (200, 100962), (213, 94800), (225, 89744), (237, 85200), (240, 84135), (284, 71100), (300, 67308), (316, 63900), (355, 56880), (360, 56090), (395, 51120), (400, 50481), (426, 47400), (450, 44872), (474, 42600), (568, 35550), (600, 33654), (632, 31950), (639, 31600), (710, 28440), (711, 28400), (720, 28045), (790, 25560), (852, 23700), (900, 22436), (948, 21300), (1065, 18960), (1136, 17775), (1185, 17040), (1200, 16827), (1264, 15975), (1278, 15800), (1420, 14220), (1422, 14200), (1580, 12780), (1704, 11850), (1775, 11376), (1800, 11218), (1896, 10650), (1975, 10224), (2130, 9480), (2370, 8520), (2556, 7900), (2840, 7110), (2844, 7100), (3160, 6390), (3195, 6320), (3408, 5925), (3550, 5688), (3555, 5680), (3600, 5609), (3792, 5325), (3950, 5112), (4260, 4740)]