81111360

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{7681}}^1$

素因数の和:7712

約数の個数: 112

約数和(自身を含む): 280976832

約数和(自身を除く): 199865472

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 32, 33, 40, 44, 48, 55, 60, 64, 66, 80, 88, 96, 110, 120, 132, 160, 165, 176, 192, 220, 240, 264, 320, 330, 352, 440, 480, 528, 660, 704, 880, 960, 1056, 1320, 1760, 2112, 2640, 3520, 5280, 7681, 10560, 15362, 23043, 30724, 38405, 46086, 61448, 76810, 84491, 92172, 115215, 122896, 153620, 168982, 184344, 230430, 245792, 253473, 307240, 337964, 368688, 422455, 460860, 491584, 506946, 614480, 675928, 737376, 844910, 921720, 1013892, 1228960, 1267365, 1351856, 1474752, 1689820, 1843440, 2027784, 2457920, 2534730, 2703712, 3379640, 3686880, 4055568, 5069460, 5407424, 6759280, 7373760, 8111136, 10138920, 13518560, 16222272, 20277840, 27037120, 40555680, 81111360]

約数ペア:

[(1, 81111360), (2, 40555680), (3, 27037120), (4, 20277840), (5, 16222272), (6, 13518560), (8, 10138920), (10, 8111136), (11, 7373760), (12, 6759280), (15, 5407424), (16, 5069460), (20, 4055568), (22, 3686880), (24, 3379640), (30, 2703712), (32, 2534730), (33, 2457920), (40, 2027784), (44, 1843440), (48, 1689820), (55, 1474752), (60, 1351856), (64, 1267365), (66, 1228960), (80, 1013892), (88, 921720), (96, 844910), (110, 737376), (120, 675928), (132, 614480), (160, 506946), (165, 491584), (176, 460860), (192, 422455), (220, 368688), (240, 337964), (264, 307240), (320, 253473), (330, 245792), (352, 230430), (440, 184344), (480, 168982), (528, 153620), (660, 122896), (704, 115215), (880, 92172), (960, 84491), (1056, 76810), (1320, 61448), (1760, 46086), (2112, 38405), (2640, 30724), (3520, 23043), (5280, 15362), (7681, 10560)]