1215180160

素因数分解:

$2^7\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{2663}}^1$

素因数の和:2736

約数の個数: 128

約数和(自身を含む): 3130306560

約数和(自身を除く): 1915126400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 31, 32, 40, 46, 62, 64, 80, 92, 115, 124, 128, 155, 160, 184, 230, 248, 310, 320, 368, 460, 496, 620, 640, 713, 736, 920, 992, 1240, 1426, 1472, 1840, 1984, 2480, 2663, 2852, 2944, 3565, 3680, 3968, 4960, 5326, 5704, 7130, 7360, 9920, 10652, 11408, 13315, 14260, 14720, 19840, 21304, 22816, 26630, 28520, 42608, 45632, 53260, 57040, 61249, 82553, 85216, 91264, 106520, 114080, 122498, 165106, 170432, 213040, 228160, 244996, 306245, 330212, 340864, 412765, 426080, 456320, 489992, 612490, 660424, 825530, 852160, 979984, 1224980, 1320848, 1651060, 1704320, 1898719, 1959968, 2449960, 2641696, 3302120, 3797438, 3919936, 4899920, 5283392, 6604240, 7594876, 7839872, 9493595, 9799840, 10566784, 13208480, 15189752, 18987190, 19599680, 26416960, 30379504, 37974380, 39199360, 52833920, 60759008, 75948760, 121518016, 151897520, 243036032, 303795040, 607590080, 1215180160]

約数ペア:

[(1, 1215180160), (2, 607590080), (4, 303795040), (5, 243036032), (8, 151897520), (10, 121518016), (16, 75948760), (20, 60759008), (23, 52833920), (31, 39199360), (32, 37974380), (40, 30379504), (46, 26416960), (62, 19599680), (64, 18987190), (80, 15189752), (92, 13208480), (115, 10566784), (124, 9799840), (128, 9493595), (155, 7839872), (160, 7594876), (184, 6604240), (230, 5283392), (248, 4899920), (310, 3919936), (320, 3797438), (368, 3302120), (460, 2641696), (496, 2449960), (620, 1959968), (640, 1898719), (713, 1704320), (736, 1651060), (920, 1320848), (992, 1224980), (1240, 979984), (1426, 852160), (1472, 825530), (1840, 660424), (1984, 612490), (2480, 489992), (2663, 456320), (2852, 426080), (2944, 412765), (3565, 340864), (3680, 330212), (3968, 306245), (4960, 244996), (5326, 228160), (5704, 213040), (7130, 170432), (7360, 165106), (9920, 122498), (10652, 114080), (11408, 106520), (13315, 91264), (14260, 85216), (14720, 82553), (19840, 61249), (21304, 57040), (22816, 53260), (26630, 45632), (28520, 42608)]