78101760

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^2$

素因数の和:121

約数の個数: 216

約数和(自身を含む): 278589024

約数和(自身を除く): 200487264

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 32, 33, 40, 43, 44, 48, 55, 60, 64, 66, 80, 86, 88, 96, 110, 120, 128, 129, 132, 160, 165, 172, 176, 192, 215, 220, 240, 256, 258, 264, 320, 330, 344, 352, 384, 430, 440, 473, 480, 516, 528, 640, 645, 660, 688, 704, 768, 860, 880, 946, 960, 1032, 1056, 1280, 1290, 1320, 1376, 1408, 1419, 1720, 1760, 1849, 1892, 1920, 2064, 2112, 2365, 2580, 2640, 2752, 2816, 2838, 3440, 3520, 3698, 3784, 3840, 4128, 4224, 4730, 5160, 5280, 5504, 5547, 5676, 6880, 7040, 7095, 7396, 7568, 8256, 8448, 9245, 9460, 10320, 10560, 11008, 11094, 11352, 13760, 14080, 14190, 14792, 15136, 16512, 18490, 18920, 20339, 20640, 21120, 22188, 22704, 27520, 27735, 28380, 29584, 30272, 33024, 36980, 37840, 40678, 41280, 42240, 44376, 45408, 55040, 55470, 56760, 59168, 60544, 61017, 73960, 75680, 81356, 82560, 88752, 90816, 101695, 110940, 113520, 118336, 121088, 122034, 147920, 151360, 162712, 165120, 177504, 181632, 203390, 221880, 227040, 236672, 244068, 295840, 302720, 305085, 325424, 355008, 363264, 406780, 443760, 454080, 473344, 488136, 591680, 605440, 610170, 650848, 710016, 813560, 887520, 908160, 976272, 1183360, 1220340, 1301696, 1420032, 1627120, 1775040, 1816320, 1952544, 2366720, 2440680, 2603392, 3254240, 3550080, 3905088, 4881360, 5206784, 6508480, 7100160, 7810176, 9762720, 13016960, 15620352, 19525440, 26033920, 39050880, 78101760]

約数ペア:

[(1, 78101760), (2, 39050880), (3, 26033920), (4, 19525440), (5, 15620352), (6, 13016960), (8, 9762720), (10, 7810176), (11, 7100160), (12, 6508480), (15, 5206784), (16, 4881360), (20, 3905088), (22, 3550080), (24, 3254240), (30, 2603392), (32, 2440680), (33, 2366720), (40, 1952544), (43, 1816320), (44, 1775040), (48, 1627120), (55, 1420032), (60, 1301696), (64, 1220340), (66, 1183360), (80, 976272), (86, 908160), (88, 887520), (96, 813560), (110, 710016), (120, 650848), (128, 610170), (129, 605440), (132, 591680), (160, 488136), (165, 473344), (172, 454080), (176, 443760), (192, 406780), (215, 363264), (220, 355008), (240, 325424), (256, 305085), (258, 302720), (264, 295840), (320, 244068), (330, 236672), (344, 227040), (352, 221880), (384, 203390), (430, 181632), (440, 177504), (473, 165120), (480, 162712), (516, 151360), (528, 147920), (640, 122034), (645, 121088), (660, 118336), (688, 113520), (704, 110940), (768, 101695), (860, 90816), (880, 88752), (946, 82560), (960, 81356), (1032, 75680), (1056, 73960), (1280, 61017), (1290, 60544), (1320, 59168), (1376, 56760), (1408, 55470), (1419, 55040), (1720, 45408), (1760, 44376), (1849, 42240), (1892, 41280), (1920, 40678), (2064, 37840), (2112, 36980), (2365, 33024), (2580, 30272), (2640, 29584), (2752, 28380), (2816, 27735), (2838, 27520), (3440, 22704), (3520, 22188), (3698, 21120), (3784, 20640), (3840, 20339), (4128, 18920), (4224, 18490), (4730, 16512), (5160, 15136), (5280, 14792), (5504, 14190), (5547, 14080), (5676, 13760), (6880, 11352), (7040, 11094), (7095, 11008), (7396, 10560), (7568, 10320), (8256, 9460), (8448, 9245)]