2720481120

素因数分解:

$2^5\times 3^3\times 5^1\times 7^1\times {\mathrm{89963}}^1$

素因数の和:89994

約数の個数: 192

約数和(自身を含む): 10882045440

約数和(自身を除く): 8161564320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 32, 35, 36, 40, 42, 45, 48, 54, 56, 60, 63, 70, 72, 80, 84, 90, 96, 105, 108, 112, 120, 126, 135, 140, 144, 160, 168, 180, 189, 210, 216, 224, 240, 252, 270, 280, 288, 315, 336, 360, 378, 420, 432, 480, 504, 540, 560, 630, 672, 720, 756, 840, 864, 945, 1008, 1080, 1120, 1260, 1440, 1512, 1680, 1890, 2016, 2160, 2520, 3024, 3360, 3780, 4320, 5040, 6048, 7560, 10080, 15120, 30240, 89963, 179926, 269889, 359852, 449815, 539778, 629741, 719704, 809667, 899630, 1079556, 1259482, 1349445, 1439408, 1619334, 1799260, 1889223, 2159112, 2429001, 2518964, 2698890, 2878816, 3148705, 3238668, 3598520, 3778446, 4048335, 4318224, 4858002, 5037928, 5397780, 5667669, 6297410, 6477336, 7197040, 7556892, 8096670, 8636448, 9446115, 9716004, 10075856, 10795560, 11335338, 12145005, 12594820, 12954672, 14394080, 15113784, 16193340, 17003007, 18892230, 19432008, 20151712, 21591120, 22670676, 24290010, 25189640, 25909344, 28338345, 30227568, 32386680, 34006014, 37784460, 38864016, 43182240, 45341352, 48580020, 50379280, 56676690, 60455136, 64773360, 68012028, 75568920, 77728032, 85015035, 90682704, 97160040, 100758560, 113353380, 129546720, 136024056, 151137840, 170030070, 181365408, 194320080, 226706760, 272048112, 302275680, 340060140, 388640160, 453413520, 544096224, 680120280, 906827040, 1360240560, 2720481120]

約数ペア:

[(1, 2720481120), (2, 1360240560), (3, 906827040), (4, 680120280), (5, 544096224), (6, 453413520), (7, 388640160), (8, 340060140), (9, 302275680), (10, 272048112), (12, 226706760), (14, 194320080), (15, 181365408), (16, 170030070), (18, 151137840), (20, 136024056), (21, 129546720), (24, 113353380), (27, 100758560), (28, 97160040), (30, 90682704), (32, 85015035), (35, 77728032), (36, 75568920), (40, 68012028), (42, 64773360), (45, 60455136), (48, 56676690), (54, 50379280), (56, 48580020), (60, 45341352), (63, 43182240), (70, 38864016), (72, 37784460), (80, 34006014), (84, 32386680), (90, 30227568), (96, 28338345), (105, 25909344), (108, 25189640), (112, 24290010), (120, 22670676), (126, 21591120), (135, 20151712), (140, 19432008), (144, 18892230), (160, 17003007), (168, 16193340), (180, 15113784), (189, 14394080), (210, 12954672), (216, 12594820), (224, 12145005), (240, 11335338), (252, 10795560), (270, 10075856), (280, 9716004), (288, 9446115), (315, 8636448), (336, 8096670), (360, 7556892), (378, 7197040), (420, 6477336), (432, 6297410), (480, 5667669), (504, 5397780), (540, 5037928), (560, 4858002), (630, 4318224), (672, 4048335), (720, 3778446), (756, 3598520), (840, 3238668), (864, 3148705), (945, 2878816), (1008, 2698890), (1080, 2518964), (1120, 2429001), (1260, 2159112), (1440, 1889223), (1512, 1799260), (1680, 1619334), (1890, 1439408), (2016, 1349445), (2160, 1259482), (2520, 1079556), (3024, 899630), (3360, 809667), (3780, 719704), (4320, 629741), (5040, 539778), (6048, 449815), (7560, 359852), (10080, 269889), (15120, 179926), (30240, 89963)]