About the Number

381266730

381266729 ← → 381266731

2進数表記:10110101110011010101100101010

漢数字表記:三億八千百二十六万六千七百三十

素因数分解:

2 1 × 3 3 × 5 1 × 13 1 × 19 1 × 5717 1

素因数の和:5765
約数の個数: 128
約数和(自身を含む): 1152748800
約数和(自身を除く): 771482070

約数列:
[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 19, 26, 27, 30, 38, 39, 45, 54, 57, 65, 78, 90, 95, 114, 117, 130, 135, 171, 190, 195, 234, 247, 270, 285, 342, 351, 390, 494, 513, 570, 585, 702, 741, 855, 1026, 1170, 1235, 1482, 1710, 1755, 2223, 2470, 2565, 3510, 3705, 4446, 5130, 5717, 6669, 7410, 11115, 11434, 13338, 17151, 22230, 28585, 33345, 34302, 51453, 57170, 66690, 74321, 85755, 102906, 108623, 148642, 154359, 171510, 217246, 222963, 257265, 308718, 325869, 371605, 445926, 514530, 543115, 651738, 668889, 743210, 771795, 977607, 1086230, 1114815, 1337778, 1412099, 1543590, 1629345, 1955214, 2006667, 2229630, 2824198, 2932821, 3258690, 3344445, 4013334, 4236297, 4888035, 5865642, 6688890, 7060495, 8472594, 9776070, 10033335, 12708891, 14120990, 14664105, 20066670, 21181485, 25417782, 29328210, 38126673, 42362970, 63544455, 76253346, 127088910, 190633365, 381266730]

約数ペア:
[(1, 381266730), (2, 190633365), (3, 127088910), (5, 76253346), (6, 63544455), (9, 42362970), (10, 38126673), (13, 29328210), (15, 25417782), (18, 21181485), (19, 20066670), (26, 14664105), (27, 14120990), (30, 12708891), (38, 10033335), (39, 9776070), (45, 8472594), (54, 7060495), (57, 6688890), (65, 5865642), (78, 4888035), (90, 4236297), (95, 4013334), (114, 3344445), (117, 3258690), (130, 2932821), (135, 2824198), (171, 2229630), (190, 2006667), (195, 1955214), (234, 1629345), (247, 1543590), (270, 1412099), (285, 1337778), (342, 1114815), (351, 1086230), (390, 977607), (494, 771795), (513, 743210), (570, 668889), (585, 651738), (702, 543115), (741, 514530), (855, 445926), (1026, 371605), (1170, 325869), (1235, 308718), (1482, 257265), (1710, 222963), (1755, 217246), (2223, 171510), (2470, 154359), (2565, 148642), (3510, 108623), (3705, 102906), (4446, 85755), (5130, 74321), (5717, 66690), (6669, 57170), (7410, 51453), (11115, 34302), (11434, 33345), (13338, 28585), (17151, 22230)]

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