77836880

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^3\times {\mathrm{17}}^1\times {\mathrm{43}}^1$

素因数の和:106

約数の個数: 160

約数和(自身を含む): 215664768

約数和(自身を除く): 137827888

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 17, 20, 22, 34, 40, 43, 44, 55, 68, 80, 85, 86, 88, 110, 121, 136, 170, 172, 176, 187, 215, 220, 242, 272, 340, 344, 374, 430, 440, 473, 484, 605, 680, 688, 731, 748, 860, 880, 935, 946, 968, 1210, 1331, 1360, 1462, 1496, 1720, 1870, 1892, 1936, 2057, 2365, 2420, 2662, 2924, 2992, 3440, 3655, 3740, 3784, 4114, 4730, 4840, 5203, 5324, 5848, 6655, 7310, 7480, 7568, 8041, 8228, 9460, 9680, 10285, 10406, 10648, 11696, 13310, 14620, 14960, 16082, 16456, 18920, 20570, 20812, 21296, 22627, 26015, 26620, 29240, 32164, 32912, 37840, 40205, 41140, 41624, 45254, 52030, 53240, 57233, 58480, 64328, 80410, 82280, 83248, 88451, 90508, 104060, 106480, 113135, 114466, 128656, 160820, 164560, 176902, 181016, 208120, 226270, 228932, 286165, 321640, 353804, 362032, 416240, 442255, 452540, 457864, 572330, 643280, 707608, 884510, 905080, 915728, 972961, 1144660, 1415216, 1769020, 1810160, 1945922, 2289320, 3538040, 3891844, 4578640, 4864805, 7076080, 7783688, 9729610, 15567376, 19459220, 38918440, 77836880]

約数ペア:

[(1, 77836880), (2, 38918440), (4, 19459220), (5, 15567376), (8, 9729610), (10, 7783688), (11, 7076080), (16, 4864805), (17, 4578640), (20, 3891844), (22, 3538040), (34, 2289320), (40, 1945922), (43, 1810160), (44, 1769020), (55, 1415216), (68, 1144660), (80, 972961), (85, 915728), (86, 905080), (88, 884510), (110, 707608), (121, 643280), (136, 572330), (170, 457864), (172, 452540), (176, 442255), (187, 416240), (215, 362032), (220, 353804), (242, 321640), (272, 286165), (340, 228932), (344, 226270), (374, 208120), (430, 181016), (440, 176902), (473, 164560), (484, 160820), (605, 128656), (680, 114466), (688, 113135), (731, 106480), (748, 104060), (860, 90508), (880, 88451), (935, 83248), (946, 82280), (968, 80410), (1210, 64328), (1331, 58480), (1360, 57233), (1462, 53240), (1496, 52030), (1720, 45254), (1870, 41624), (1892, 41140), (1936, 40205), (2057, 37840), (2365, 32912), (2420, 32164), (2662, 29240), (2924, 26620), (2992, 26015), (3440, 22627), (3655, 21296), (3740, 20812), (3784, 20570), (4114, 18920), (4730, 16456), (4840, 16082), (5203, 14960), (5324, 14620), (5848, 13310), (6655, 11696), (7310, 10648), (7480, 10406), (7568, 10285), (8041, 9680), (8228, 9460)]