30489900

素因数分解:

$2^2\times 3^1\times 5^2\times 7^1\times {\mathrm{14519}}^1$

素因数の和:14543

約数の個数: 72

約数和(自身を含む): 100826880

約数和(自身を除く): 70336980

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 25, 28, 30, 35, 42, 50, 60, 70, 75, 84, 100, 105, 140, 150, 175, 210, 300, 350, 420, 525, 700, 1050, 2100, 14519, 29038, 43557, 58076, 72595, 87114, 101633, 145190, 174228, 203266, 217785, 290380, 304899, 362975, 406532, 435570, 508165, 609798, 725950, 871140, 1016330, 1088925, 1219596, 1451900, 1524495, 2032660, 2177850, 2540825, 3048990, 4355700, 5081650, 6097980, 7622475, 10163300, 15244950, 30489900]

約数ペア:

[(1, 30489900), (2, 15244950), (3, 10163300), (4, 7622475), (5, 6097980), (6, 5081650), (7, 4355700), (10, 3048990), (12, 2540825), (14, 2177850), (15, 2032660), (20, 1524495), (21, 1451900), (25, 1219596), (28, 1088925), (30, 1016330), (35, 871140), (42, 725950), (50, 609798), (60, 508165), (70, 435570), (75, 406532), (84, 362975), (100, 304899), (105, 290380), (140, 217785), (150, 203266), (175, 174228), (210, 145190), (300, 101633), (350, 87114), (420, 72595), (525, 58076), (700, 43557), (1050, 29038), (2100, 14519)]