57439280

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1$

素因数の和:139

約数の個数: 160

約数和(自身を含む): 154275840

約数和(自身を除く): 96836560

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 23, 31, 38, 40, 46, 53, 62, 76, 80, 92, 95, 106, 115, 124, 152, 155, 184, 190, 212, 230, 248, 265, 304, 310, 368, 380, 424, 437, 460, 496, 530, 589, 620, 713, 760, 848, 874, 920, 1007, 1060, 1178, 1219, 1240, 1426, 1520, 1643, 1748, 1840, 2014, 2120, 2185, 2356, 2438, 2480, 2852, 2945, 3286, 3496, 3565, 4028, 4240, 4370, 4712, 4876, 5035, 5704, 5890, 6095, 6572, 6992, 7130, 8056, 8215, 8740, 9424, 9752, 10070, 11408, 11780, 12190, 13144, 13547, 14260, 16112, 16430, 17480, 19504, 20140, 23161, 23560, 24380, 26288, 27094, 28520, 31217, 32860, 34960, 37789, 40280, 46322, 47120, 48760, 54188, 57040, 62434, 65720, 67735, 75578, 80560, 92644, 97520, 108376, 115805, 124868, 131440, 135470, 151156, 156085, 185288, 188945, 216752, 231610, 249736, 270940, 302312, 312170, 370576, 377890, 463220, 499472, 541880, 604624, 624340, 717991, 755780, 926440, 1083760, 1248680, 1435982, 1511560, 1852880, 2497360, 2871964, 3023120, 3589955, 5743928, 7179910, 11487856, 14359820, 28719640, 57439280]

約数ペア:

[(1, 57439280), (2, 28719640), (4, 14359820), (5, 11487856), (8, 7179910), (10, 5743928), (16, 3589955), (19, 3023120), (20, 2871964), (23, 2497360), (31, 1852880), (38, 1511560), (40, 1435982), (46, 1248680), (53, 1083760), (62, 926440), (76, 755780), (80, 717991), (92, 624340), (95, 604624), (106, 541880), (115, 499472), (124, 463220), (152, 377890), (155, 370576), (184, 312170), (190, 302312), (212, 270940), (230, 249736), (248, 231610), (265, 216752), (304, 188945), (310, 185288), (368, 156085), (380, 151156), (424, 135470), (437, 131440), (460, 124868), (496, 115805), (530, 108376), (589, 97520), (620, 92644), (713, 80560), (760, 75578), (848, 67735), (874, 65720), (920, 62434), (1007, 57040), (1060, 54188), (1178, 48760), (1219, 47120), (1240, 46322), (1426, 40280), (1520, 37789), (1643, 34960), (1748, 32860), (1840, 31217), (2014, 28520), (2120, 27094), (2185, 26288), (2356, 24380), (2438, 23560), (2480, 23161), (2852, 20140), (2945, 19504), (3286, 17480), (3496, 16430), (3565, 16112), (4028, 14260), (4240, 13547), (4370, 13144), (4712, 12190), (4876, 11780), (5035, 11408), (5704, 10070), (5890, 9752), (6095, 9424), (6572, 8740), (6992, 8215), (7130, 8056)]