428277990

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{367}}^1\times {\mathrm{5557}}^1$

素因数の和:5941

約数の個数: 64

約数和(自身を含む): 1178118144

約数和(自身を除く): 749840154

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 367, 734, 1101, 1835, 2202, 2569, 3670, 5138, 5505, 5557, 7707, 11010, 11114, 12845, 15414, 16671, 25690, 27785, 33342, 38535, 38899, 55570, 77070, 77798, 83355, 116697, 166710, 194495, 233394, 388990, 583485, 1166970, 2039419, 4078838, 6118257, 10197095, 12236514, 14275933, 20394190, 28551866, 30591285, 42827799, 61182570, 71379665, 85655598, 142759330, 214138995, 428277990]

約数ペア:

[(1, 428277990), (2, 214138995), (3, 142759330), (5, 85655598), (6, 71379665), (7, 61182570), (10, 42827799), (14, 30591285), (15, 28551866), (21, 20394190), (30, 14275933), (35, 12236514), (42, 10197095), (70, 6118257), (105, 4078838), (210, 2039419), (367, 1166970), (734, 583485), (1101, 388990), (1835, 233394), (2202, 194495), (2569, 166710), (3670, 116697), (5138, 83355), (5505, 77798), (5557, 77070), (7707, 55570), (11010, 38899), (11114, 38535), (12845, 33342), (15414, 27785), (16671, 25690)]