2176709880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{18341}}^1$

素因数の和:18421

約数の個数: 128

約数和(自身を含む): 6972894720

約数和(自身を除く): 4796184840

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 30, 40, 43, 46, 60, 69, 86, 92, 115, 120, 129, 138, 172, 184, 215, 230, 258, 276, 344, 345, 430, 460, 516, 552, 645, 690, 860, 920, 989, 1032, 1290, 1380, 1720, 1978, 2580, 2760, 2967, 3956, 4945, 5160, 5934, 7912, 9890, 11868, 14835, 18341, 19780, 23736, 29670, 36682, 39560, 55023, 59340, 73364, 91705, 110046, 118680, 146728, 183410, 220092, 275115, 366820, 421843, 440184, 550230, 733640, 788663, 843686, 1100460, 1265529, 1577326, 1687372, 2109215, 2200920, 2365989, 2531058, 3154652, 3374744, 3943315, 4218430, 4731978, 5062116, 6309304, 6327645, 7886630, 8436860, 9463956, 10124232, 11829945, 12655290, 15773260, 16873720, 18139249, 18927912, 23659890, 25310580, 31546520, 36278498, 47319780, 50621160, 54417747, 72556996, 90696245, 94639560, 108835494, 145113992, 181392490, 217670988, 272088735, 362784980, 435341976, 544177470, 725569960, 1088354940, 2176709880]

約数ペア:

[(1, 2176709880), (2, 1088354940), (3, 725569960), (4, 544177470), (5, 435341976), (6, 362784980), (8, 272088735), (10, 217670988), (12, 181392490), (15, 145113992), (20, 108835494), (23, 94639560), (24, 90696245), (30, 72556996), (40, 54417747), (43, 50621160), (46, 47319780), (60, 36278498), (69, 31546520), (86, 25310580), (92, 23659890), (115, 18927912), (120, 18139249), (129, 16873720), (138, 15773260), (172, 12655290), (184, 11829945), (215, 10124232), (230, 9463956), (258, 8436860), (276, 7886630), (344, 6327645), (345, 6309304), (430, 5062116), (460, 4731978), (516, 4218430), (552, 3943315), (645, 3374744), (690, 3154652), (860, 2531058), (920, 2365989), (989, 2200920), (1032, 2109215), (1290, 1687372), (1380, 1577326), (1720, 1265529), (1978, 1100460), (2580, 843686), (2760, 788663), (2967, 733640), (3956, 550230), (4945, 440184), (5160, 421843), (5934, 366820), (7912, 275115), (9890, 220092), (11868, 183410), (14835, 146728), (18341, 118680), (19780, 110046), (23736, 91705), (29670, 73364), (36682, 59340), (39560, 55023)]