71516640

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{157}}^1$

素因数の和:261

約数の個数: 192

約数和(自身を含む): 247496256

約数和(自身を除く): 175979616

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, 157, 160, 195, 208, 219, 240, 260, 292, 312, 314, 365, 390, 416, 438, 471, 480, 520, 584, 624, 628, 730, 780, 785, 876, 942, 949, 1040, 1095, 1168, 1248, 1256, 1460, 1560, 1570, 1752, 1884, 1898, 2041, 2080, 2190, 2336, 2355, 2512, 2847, 2920, 3120, 3140, 3504, 3768, 3796, 4082, 4380, 4710, 4745, 5024, 5694, 5840, 6123, 6240, 6280, 7008, 7536, 7592, 8164, 8760, 9420, 9490, 10205, 11388, 11461, 11680, 12246, 12560, 14235, 15072, 15184, 16328, 17520, 18840, 18980, 20410, 22776, 22922, 24492, 25120, 28470, 30368, 30615, 32656, 34383, 35040, 37680, 37960, 40820, 45552, 45844, 48984, 56940, 57305, 61230, 65312, 68766, 75360, 75920, 81640, 91104, 91688, 97968, 113880, 114610, 122460, 137532, 148993, 151840, 163280, 171915, 183376, 195936, 227760, 229220, 244920, 275064, 297986, 326560, 343830, 366752, 446979, 455520, 458440, 489840, 550128, 595972, 687660, 744965, 893958, 916880, 979680, 1100256, 1191944, 1375320, 1489930, 1787916, 1833760, 2234895, 2383888, 2750640, 2979860, 3575832, 4469790, 4767776, 5501280, 5959720, 7151664, 8939580, 11919440, 14303328, 17879160, 23838880, 35758320, 71516640]

約数ペア:

[(1, 71516640), (2, 35758320), (3, 23838880), (4, 17879160), (5, 14303328), (6, 11919440), (8, 8939580), (10, 7151664), (12, 5959720), (13, 5501280), (15, 4767776), (16, 4469790), (20, 3575832), (24, 2979860), (26, 2750640), (30, 2383888), (32, 2234895), (39, 1833760), (40, 1787916), (48, 1489930), (52, 1375320), (60, 1191944), (65, 1100256), (73, 979680), (78, 916880), (80, 893958), (96, 744965), (104, 687660), (120, 595972), (130, 550128), (146, 489840), (156, 458440), (157, 455520), (160, 446979), (195, 366752), (208, 343830), (219, 326560), (240, 297986), (260, 275064), (292, 244920), (312, 229220), (314, 227760), (365, 195936), (390, 183376), (416, 171915), (438, 163280), (471, 151840), (480, 148993), (520, 137532), (584, 122460), (624, 114610), (628, 113880), (730, 97968), (780, 91688), (785, 91104), (876, 81640), (942, 75920), (949, 75360), (1040, 68766), (1095, 65312), (1168, 61230), (1248, 57305), (1256, 56940), (1460, 48984), (1560, 45844), (1570, 45552), (1752, 40820), (1884, 37960), (1898, 37680), (2041, 35040), (2080, 34383), (2190, 32656), (2336, 30615), (2355, 30368), (2512, 28470), (2847, 25120), (2920, 24492), (3120, 22922), (3140, 22776), (3504, 20410), (3768, 18980), (3796, 18840), (4082, 17520), (4380, 16328), (4710, 15184), (4745, 15072), (5024, 14235), (5694, 12560), (5840, 12246), (6123, 11680), (6240, 11461), (6280, 11388), (7008, 10205), (7536, 9490), (7592, 9420), (8164, 8760)]