68291760

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{137}}^1$

素因数の和:251

約数の個数: 160

約数和(自身を含む): 223414272

約数和(自身を除く): 155122512

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 40, 48, 60, 62, 67, 80, 93, 120, 124, 134, 137, 155, 186, 201, 240, 248, 268, 274, 310, 335, 372, 402, 411, 465, 496, 536, 548, 620, 670, 685, 744, 804, 822, 930, 1005, 1072, 1096, 1240, 1340, 1370, 1488, 1608, 1644, 1860, 2010, 2055, 2077, 2192, 2480, 2680, 2740, 3216, 3288, 3720, 4020, 4110, 4154, 4247, 5360, 5480, 6231, 6576, 7440, 8040, 8220, 8308, 8494, 9179, 10385, 10960, 12462, 12741, 16080, 16440, 16616, 16988, 18358, 20770, 21235, 24924, 25482, 27537, 31155, 32880, 33232, 33976, 36716, 41540, 42470, 45895, 49848, 50964, 55074, 62310, 63705, 67952, 73432, 83080, 84940, 91790, 99696, 101928, 110148, 124620, 127410, 137685, 146864, 166160, 169880, 183580, 203856, 220296, 249240, 254820, 275370, 284549, 339760, 367160, 440592, 498480, 509640, 550740, 569098, 734320, 853647, 1019280, 1101480, 1138196, 1422745, 1707294, 2202960, 2276392, 2845490, 3414588, 4268235, 4552784, 5690980, 6829176, 8536470, 11381960, 13658352, 17072940, 22763920, 34145880, 68291760]

約数ペア:

[(1, 68291760), (2, 34145880), (3, 22763920), (4, 17072940), (5, 13658352), (6, 11381960), (8, 8536470), (10, 6829176), (12, 5690980), (15, 4552784), (16, 4268235), (20, 3414588), (24, 2845490), (30, 2276392), (31, 2202960), (40, 1707294), (48, 1422745), (60, 1138196), (62, 1101480), (67, 1019280), (80, 853647), (93, 734320), (120, 569098), (124, 550740), (134, 509640), (137, 498480), (155, 440592), (186, 367160), (201, 339760), (240, 284549), (248, 275370), (268, 254820), (274, 249240), (310, 220296), (335, 203856), (372, 183580), (402, 169880), (411, 166160), (465, 146864), (496, 137685), (536, 127410), (548, 124620), (620, 110148), (670, 101928), (685, 99696), (744, 91790), (804, 84940), (822, 83080), (930, 73432), (1005, 67952), (1072, 63705), (1096, 62310), (1240, 55074), (1340, 50964), (1370, 49848), (1488, 45895), (1608, 42470), (1644, 41540), (1860, 36716), (2010, 33976), (2055, 33232), (2077, 32880), (2192, 31155), (2480, 27537), (2680, 25482), (2740, 24924), (3216, 21235), (3288, 20770), (3720, 18358), (4020, 16988), (4110, 16616), (4154, 16440), (4247, 16080), (5360, 12741), (5480, 12462), (6231, 10960), (6576, 10385), (7440, 9179), (8040, 8494), (8220, 8308)]