7966777720

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{521}}^1\times {\mathrm{1511}}^1$

素因数の和:2077

約数の個数: 128

約数和(自身を含む): 20457722880

約数和(自身を除く): 12490945160

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 23, 40, 44, 46, 55, 88, 92, 110, 115, 184, 220, 230, 253, 440, 460, 506, 521, 920, 1012, 1042, 1265, 1511, 2024, 2084, 2530, 2605, 3022, 4168, 5060, 5210, 5731, 6044, 7555, 10120, 10420, 11462, 11983, 12088, 15110, 16621, 20840, 22924, 23966, 28655, 30220, 33242, 34753, 45848, 47932, 57310, 59915, 60440, 66484, 69506, 83105, 95864, 114620, 119830, 131813, 132968, 139012, 166210, 173765, 229240, 239660, 263626, 278024, 332420, 347530, 382283, 479320, 527252, 659065, 664840, 695060, 764566, 787231, 1054504, 1318130, 1390120, 1529132, 1574462, 1911415, 2636260, 3058264, 3148924, 3822830, 3936155, 5272520, 6297848, 7645660, 7872310, 8659541, 15291320, 15744620, 17319082, 18106313, 31489240, 34638164, 36212626, 43297705, 69276328, 72425252, 86595410, 90531565, 144850504, 173190820, 181063130, 199169443, 346381640, 362126260, 398338886, 724252520, 796677772, 995847215, 1593355544, 1991694430, 3983388860, 7966777720]

約数ペア:

[(1, 7966777720), (2, 3983388860), (4, 1991694430), (5, 1593355544), (8, 995847215), (10, 796677772), (11, 724252520), (20, 398338886), (22, 362126260), (23, 346381640), (40, 199169443), (44, 181063130), (46, 173190820), (55, 144850504), (88, 90531565), (92, 86595410), (110, 72425252), (115, 69276328), (184, 43297705), (220, 36212626), (230, 34638164), (253, 31489240), (440, 18106313), (460, 17319082), (506, 15744620), (521, 15291320), (920, 8659541), (1012, 7872310), (1042, 7645660), (1265, 6297848), (1511, 5272520), (2024, 3936155), (2084, 3822830), (2530, 3148924), (2605, 3058264), (3022, 2636260), (4168, 1911415), (5060, 1574462), (5210, 1529132), (5731, 1390120), (6044, 1318130), (7555, 1054504), (10120, 787231), (10420, 764566), (11462, 695060), (11983, 664840), (12088, 659065), (15110, 527252), (16621, 479320), (20840, 382283), (22924, 347530), (23966, 332420), (28655, 278024), (30220, 263626), (33242, 239660), (34753, 229240), (45848, 173765), (47932, 166210), (57310, 139012), (59915, 132968), (60440, 131813), (66484, 119830), (69506, 114620), (83105, 95864)]