28053330

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{109}}^1\times {\mathrm{373}}^1$

素因数の和:515

約数の個数: 64

約数和(自身を含む): 71089920

約数和(自身を除く): 43036590

約数列:

[1, 2, 3, 5, 6, 10, 15, 23, 30, 46, 69, 109, 115, 138, 218, 230, 327, 345, 373, 545, 654, 690, 746, 1090, 1119, 1635, 1865, 2238, 2507, 3270, 3730, 5014, 5595, 7521, 8579, 11190, 12535, 15042, 17158, 25070, 25737, 37605, 40657, 42895, 51474, 75210, 81314, 85790, 121971, 128685, 203285, 243942, 257370, 406570, 609855, 935111, 1219710, 1870222, 2805333, 4675555, 5610666, 9351110, 14026665, 28053330]

約数ペア:

[(1, 28053330), (2, 14026665), (3, 9351110), (5, 5610666), (6, 4675555), (10, 2805333), (15, 1870222), (23, 1219710), (30, 935111), (46, 609855), (69, 406570), (109, 257370), (115, 243942), (138, 203285), (218, 128685), (230, 121971), (327, 85790), (345, 81314), (373, 75210), (545, 51474), (654, 42895), (690, 40657), (746, 37605), (1090, 25737), (1119, 25070), (1635, 17158), (1865, 15042), (2238, 12535), (2507, 11190), (3270, 8579), (3730, 7521), (5014, 5595)]