248879280

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{79769}}^1$

素因数の和:79798

約数の個数: 80

約数和(自身を含む): 830884320

約数和(自身を除く): 582005040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 78, 80, 104, 120, 130, 156, 195, 208, 240, 260, 312, 390, 520, 624, 780, 1040, 1560, 3120, 79769, 159538, 239307, 319076, 398845, 478614, 638152, 797690, 957228, 1036997, 1196535, 1276304, 1595380, 1914456, 2073994, 2393070, 3110991, 3190760, 3828912, 4147988, 4786140, 5184985, 6221982, 6381520, 8295976, 9572280, 10369970, 12443964, 15554955, 16591952, 19144560, 20739940, 24887928, 31109910, 41479880, 49775856, 62219820, 82959760, 124439640, 248879280]

約数ペア:

[(1, 248879280), (2, 124439640), (3, 82959760), (4, 62219820), (5, 49775856), (6, 41479880), (8, 31109910), (10, 24887928), (12, 20739940), (13, 19144560), (15, 16591952), (16, 15554955), (20, 12443964), (24, 10369970), (26, 9572280), (30, 8295976), (39, 6381520), (40, 6221982), (48, 5184985), (52, 4786140), (60, 4147988), (65, 3828912), (78, 3190760), (80, 3110991), (104, 2393070), (120, 2073994), (130, 1914456), (156, 1595380), (195, 1276304), (208, 1196535), (240, 1036997), (260, 957228), (312, 797690), (390, 638152), (520, 478614), (624, 398845), (780, 319076), (1040, 239307), (1560, 159538), (3120, 79769)]