20355300

素因数分解:

$2^2\times 3^4\times 5^2\times 7^1\times {\mathrm{359}}^1$

素因数の和:392

約数の個数: 180

約数和(自身を含む): 75620160

約数和(自身を除く): 55264860

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 25, 27, 28, 30, 35, 36, 42, 45, 50, 54, 60, 63, 70, 75, 81, 84, 90, 100, 105, 108, 126, 135, 140, 150, 162, 175, 180, 189, 210, 225, 252, 270, 300, 315, 324, 350, 359, 378, 405, 420, 450, 525, 540, 567, 630, 675, 700, 718, 756, 810, 900, 945, 1050, 1077, 1134, 1260, 1350, 1436, 1575, 1620, 1795, 1890, 2025, 2100, 2154, 2268, 2513, 2700, 2835, 3150, 3231, 3590, 3780, 4050, 4308, 4725, 5026, 5385, 5670, 6300, 6462, 7180, 7539, 8100, 8975, 9450, 9693, 10052, 10770, 11340, 12565, 12924, 14175, 15078, 16155, 17950, 18900, 19386, 21540, 22617, 25130, 26925, 28350, 29079, 30156, 32310, 35900, 37695, 38772, 45234, 48465, 50260, 53850, 56700, 58158, 62825, 64620, 67851, 75390, 80775, 90468, 96930, 107700, 113085, 116316, 125650, 135702, 145395, 150780, 161550, 188475, 193860, 203553, 226170, 242325, 251300, 271404, 290790, 323100, 339255, 376950, 407106, 452340, 484650, 565425, 581580, 678510, 726975, 753900, 814212, 969300, 1017765, 1130850, 1357020, 1453950, 1696275, 2035530, 2261700, 2907900, 3392550, 4071060, 5088825, 6785100, 10177650, 20355300]

約数ペア:

[(1, 20355300), (2, 10177650), (3, 6785100), (4, 5088825), (5, 4071060), (6, 3392550), (7, 2907900), (9, 2261700), (10, 2035530), (12, 1696275), (14, 1453950), (15, 1357020), (18, 1130850), (20, 1017765), (21, 969300), (25, 814212), (27, 753900), (28, 726975), (30, 678510), (35, 581580), (36, 565425), (42, 484650), (45, 452340), (50, 407106), (54, 376950), (60, 339255), (63, 323100), (70, 290790), (75, 271404), (81, 251300), (84, 242325), (90, 226170), (100, 203553), (105, 193860), (108, 188475), (126, 161550), (135, 150780), (140, 145395), (150, 135702), (162, 125650), (175, 116316), (180, 113085), (189, 107700), (210, 96930), (225, 90468), (252, 80775), (270, 75390), (300, 67851), (315, 64620), (324, 62825), (350, 58158), (359, 56700), (378, 53850), (405, 50260), (420, 48465), (450, 45234), (525, 38772), (540, 37695), (567, 35900), (630, 32310), (675, 30156), (700, 29079), (718, 28350), (756, 26925), (810, 25130), (900, 22617), (945, 21540), (1050, 19386), (1077, 18900), (1134, 17950), (1260, 16155), (1350, 15078), (1436, 14175), (1575, 12924), (1620, 12565), (1795, 11340), (1890, 10770), (2025, 10052), (2100, 9693), (2154, 9450), (2268, 8975), (2513, 8100), (2700, 7539), (2835, 7180), (3150, 6462), (3231, 6300), (3590, 5670), (3780, 5385), (4050, 5026), (4308, 4725)]