371241520

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{269}}^1\times {\mathrm{1327}}^1$

素因数の和:1622

約数の個数: 80

約数和(自身を含む): 933690240

約数和(自身を除く): 562448720

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 269, 520, 538, 1040, 1076, 1327, 1345, 2152, 2654, 2690, 3497, 4304, 5308, 5380, 6635, 6994, 10616, 10760, 13270, 13988, 17251, 17485, 21232, 21520, 26540, 27976, 34502, 34970, 53080, 55952, 69004, 69940, 86255, 106160, 138008, 139880, 172510, 276016, 279760, 345020, 356963, 690040, 713926, 1380080, 1427852, 1784815, 2855704, 3569630, 4640519, 5711408, 7139260, 9281038, 14278520, 18562076, 23202595, 28557040, 37124152, 46405190, 74248304, 92810380, 185620760, 371241520]

約数ペア:

[(1, 371241520), (2, 185620760), (4, 92810380), (5, 74248304), (8, 46405190), (10, 37124152), (13, 28557040), (16, 23202595), (20, 18562076), (26, 14278520), (40, 9281038), (52, 7139260), (65, 5711408), (80, 4640519), (104, 3569630), (130, 2855704), (208, 1784815), (260, 1427852), (269, 1380080), (520, 713926), (538, 690040), (1040, 356963), (1076, 345020), (1327, 279760), (1345, 276016), (2152, 172510), (2654, 139880), (2690, 138008), (3497, 106160), (4304, 86255), (5308, 69940), (5380, 69004), (6635, 55952), (6994, 53080), (10616, 34970), (10760, 34502), (13270, 27976), (13988, 26540), (17251, 21520), (17485, 21232)]