30507400

素因数分解:

$2^3\times 5^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{283}}^1$

素因数の和:324

約数の個数: 144

約数和(自身を含む): 90329040

約数和(自身を除く): 59821640

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 25, 28, 35, 40, 44, 49, 50, 55, 56, 70, 77, 88, 98, 100, 110, 140, 154, 175, 196, 200, 220, 245, 275, 280, 283, 308, 350, 385, 392, 440, 490, 539, 550, 566, 616, 700, 770, 980, 1078, 1100, 1132, 1225, 1400, 1415, 1540, 1925, 1960, 1981, 2156, 2200, 2264, 2450, 2695, 2830, 3080, 3113, 3850, 3962, 4312, 4900, 5390, 5660, 6226, 7075, 7700, 7924, 9800, 9905, 10780, 11320, 12452, 13475, 13867, 14150, 15400, 15565, 15848, 19810, 21560, 21791, 24904, 26950, 27734, 28300, 31130, 39620, 43582, 49525, 53900, 55468, 56600, 62260, 69335, 77825, 79240, 87164, 99050, 107800, 108955, 110936, 124520, 138670, 152537, 155650, 174328, 198100, 217910, 277340, 305074, 311300, 346675, 396200, 435820, 544775, 554680, 610148, 622600, 693350, 762685, 871640, 1089550, 1220296, 1386700, 1525370, 2179100, 2773400, 3050740, 3813425, 4358200, 6101480, 7626850, 15253700, 30507400]

約数ペア:

[(1, 30507400), (2, 15253700), (4, 7626850), (5, 6101480), (7, 4358200), (8, 3813425), (10, 3050740), (11, 2773400), (14, 2179100), (20, 1525370), (22, 1386700), (25, 1220296), (28, 1089550), (35, 871640), (40, 762685), (44, 693350), (49, 622600), (50, 610148), (55, 554680), (56, 544775), (70, 435820), (77, 396200), (88, 346675), (98, 311300), (100, 305074), (110, 277340), (140, 217910), (154, 198100), (175, 174328), (196, 155650), (200, 152537), (220, 138670), (245, 124520), (275, 110936), (280, 108955), (283, 107800), (308, 99050), (350, 87164), (385, 79240), (392, 77825), (440, 69335), (490, 62260), (539, 56600), (550, 55468), (566, 53900), (616, 49525), (700, 43582), (770, 39620), (980, 31130), (1078, 28300), (1100, 27734), (1132, 26950), (1225, 24904), (1400, 21791), (1415, 21560), (1540, 19810), (1925, 15848), (1960, 15565), (1981, 15400), (2156, 14150), (2200, 13867), (2264, 13475), (2450, 12452), (2695, 11320), (2830, 10780), (3080, 9905), (3113, 9800), (3850, 7924), (3962, 7700), (4312, 7075), (4900, 6226), (5390, 5660)]