128001120

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{281}}^1$

素因数の和:385

約数の個数: 192

約数和(自身を含む): 441733824

約数和(自身を除く): 313732704

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 60, 65, 73, 78, 80, 96, 104, 120, 130, 146, 156, 160, 195, 208, 219, 240, 260, 281, 292, 312, 365, 390, 416, 438, 480, 520, 562, 584, 624, 730, 780, 843, 876, 949, 1040, 1095, 1124, 1168, 1248, 1405, 1460, 1560, 1686, 1752, 1898, 2080, 2190, 2248, 2336, 2810, 2847, 2920, 3120, 3372, 3504, 3653, 3796, 4215, 4380, 4496, 4745, 5620, 5694, 5840, 6240, 6744, 7008, 7306, 7592, 8430, 8760, 8992, 9490, 10959, 11240, 11388, 11680, 13488, 14235, 14612, 15184, 16860, 17520, 18265, 18980, 20513, 21918, 22480, 22776, 26976, 28470, 29224, 30368, 33720, 35040, 36530, 37960, 41026, 43836, 44960, 45552, 54795, 56940, 58448, 61539, 67440, 73060, 75920, 82052, 87672, 91104, 102565, 109590, 113880, 116896, 123078, 134880, 146120, 151840, 164104, 175344, 205130, 219180, 227760, 246156, 266669, 292240, 307695, 328208, 350688, 410260, 438360, 455520, 492312, 533338, 584480, 615390, 656416, 800007, 820520, 876720, 984624, 1066676, 1230780, 1333345, 1600014, 1641040, 1753440, 1969248, 2133352, 2461560, 2666690, 3200028, 3282080, 4000035, 4266704, 4923120, 5333380, 6400056, 8000070, 8533408, 9846240, 10666760, 12800112, 16000140, 21333520, 25600224, 32000280, 42667040, 64000560, 128001120]

約数ペア:

[(1, 128001120), (2, 64000560), (3, 42667040), (4, 32000280), (5, 25600224), (6, 21333520), (8, 16000140), (10, 12800112), (12, 10666760), (13, 9846240), (15, 8533408), (16, 8000070), (20, 6400056), (24, 5333380), (26, 4923120), (30, 4266704), (32, 4000035), (39, 3282080), (40, 3200028), (48, 2666690), (52, 2461560), (60, 2133352), (65, 1969248), (73, 1753440), (78, 1641040), (80, 1600014), (96, 1333345), (104, 1230780), (120, 1066676), (130, 984624), (146, 876720), (156, 820520), (160, 800007), (195, 656416), (208, 615390), (219, 584480), (240, 533338), (260, 492312), (281, 455520), (292, 438360), (312, 410260), (365, 350688), (390, 328208), (416, 307695), (438, 292240), (480, 266669), (520, 246156), (562, 227760), (584, 219180), (624, 205130), (730, 175344), (780, 164104), (843, 151840), (876, 146120), (949, 134880), (1040, 123078), (1095, 116896), (1124, 113880), (1168, 109590), (1248, 102565), (1405, 91104), (1460, 87672), (1560, 82052), (1686, 75920), (1752, 73060), (1898, 67440), (2080, 61539), (2190, 58448), (2248, 56940), (2336, 54795), (2810, 45552), (2847, 44960), (2920, 43836), (3120, 41026), (3372, 37960), (3504, 36530), (3653, 35040), (3796, 33720), (4215, 30368), (4380, 29224), (4496, 28470), (4745, 26976), (5620, 22776), (5694, 22480), (5840, 21918), (6240, 20513), (6744, 18980), (7008, 18265), (7306, 17520), (7592, 16860), (8430, 15184), (8760, 14612), (8992, 14235), (9490, 13488), (10959, 11680), (11240, 11388)]