77896720

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{127}}^1$

素因数の和:209

約数の個数: 160

約数和(自身を含む): 215986176

約数和(自身を除く): 138089456

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 17, 20, 22, 34, 40, 41, 44, 55, 68, 80, 82, 85, 88, 110, 127, 136, 164, 170, 176, 187, 205, 220, 254, 272, 328, 340, 374, 410, 440, 451, 508, 635, 656, 680, 697, 748, 820, 880, 902, 935, 1016, 1270, 1360, 1394, 1397, 1496, 1640, 1804, 1870, 2032, 2159, 2255, 2540, 2788, 2794, 2992, 3280, 3485, 3608, 3740, 4318, 4510, 5080, 5207, 5576, 5588, 6970, 6985, 7216, 7480, 7667, 8636, 9020, 10160, 10414, 10795, 11152, 11176, 13940, 13970, 14960, 15334, 17272, 18040, 20828, 21590, 22352, 23749, 26035, 27880, 27940, 30668, 34544, 36080, 38335, 41656, 43180, 47498, 52070, 55760, 55880, 57277, 61336, 76670, 83312, 86360, 88519, 94996, 104140, 111760, 114554, 118745, 122672, 153340, 172720, 177038, 189992, 208280, 229108, 237490, 286385, 306680, 354076, 379984, 416560, 442595, 458216, 474980, 572770, 613360, 708152, 885190, 916432, 949960, 973709, 1145540, 1416304, 1770380, 1899920, 1947418, 2291080, 3540760, 3894836, 4582160, 4868545, 7081520, 7789672, 9737090, 15579344, 19474180, 38948360, 77896720]

約数ペア:

[(1, 77896720), (2, 38948360), (4, 19474180), (5, 15579344), (8, 9737090), (10, 7789672), (11, 7081520), (16, 4868545), (17, 4582160), (20, 3894836), (22, 3540760), (34, 2291080), (40, 1947418), (41, 1899920), (44, 1770380), (55, 1416304), (68, 1145540), (80, 973709), (82, 949960), (85, 916432), (88, 885190), (110, 708152), (127, 613360), (136, 572770), (164, 474980), (170, 458216), (176, 442595), (187, 416560), (205, 379984), (220, 354076), (254, 306680), (272, 286385), (328, 237490), (340, 229108), (374, 208280), (410, 189992), (440, 177038), (451, 172720), (508, 153340), (635, 122672), (656, 118745), (680, 114554), (697, 111760), (748, 104140), (820, 94996), (880, 88519), (902, 86360), (935, 83312), (1016, 76670), (1270, 61336), (1360, 57277), (1394, 55880), (1397, 55760), (1496, 52070), (1640, 47498), (1804, 43180), (1870, 41656), (2032, 38335), (2159, 36080), (2255, 34544), (2540, 30668), (2788, 27940), (2794, 27880), (2992, 26035), (3280, 23749), (3485, 22352), (3608, 21590), (3740, 20828), (4318, 18040), (4510, 17272), (5080, 15334), (5207, 14960), (5576, 13970), (5588, 13940), (6970, 11176), (6985, 11152), (7216, 10795), (7480, 10414), (7667, 10160), (8636, 9020)]