68775980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1$

素因数の和:136

約数の個数: 192

約数和(自身を含む): 195084288

約数和(自身を除く): 126308308

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 23, 26, 28, 31, 35, 46, 52, 53, 62, 65, 70, 91, 92, 106, 115, 124, 130, 140, 155, 161, 182, 212, 217, 230, 260, 265, 299, 310, 322, 364, 371, 403, 434, 455, 460, 530, 598, 620, 644, 689, 713, 742, 805, 806, 868, 910, 1060, 1085, 1196, 1219, 1378, 1426, 1484, 1495, 1610, 1612, 1643, 1820, 1855, 2015, 2093, 2170, 2438, 2756, 2821, 2852, 2990, 3220, 3286, 3445, 3565, 3710, 4030, 4186, 4340, 4823, 4876, 4991, 5642, 5980, 6095, 6572, 6890, 7130, 7420, 8060, 8215, 8372, 8533, 9269, 9646, 9982, 10465, 11284, 11501, 12190, 13780, 14105, 14260, 15847, 16430, 17066, 18538, 19292, 19964, 20930, 21359, 23002, 24115, 24380, 24955, 28210, 31694, 32860, 34132, 37076, 37789, 41860, 42665, 42718, 46004, 46345, 48230, 49910, 56420, 57505, 63388, 64883, 75578, 79235, 85330, 85436, 92690, 96460, 99820, 106795, 110929, 115010, 129766, 149513, 151156, 158470, 170660, 185380, 188945, 213590, 221858, 230020, 259532, 264523, 299026, 316940, 324415, 377890, 427180, 443716, 491257, 529046, 554645, 598052, 648830, 747565, 755780, 982514, 1058092, 1109290, 1297660, 1322615, 1495130, 1965028, 2218580, 2456285, 2645230, 2990260, 3438799, 4912570, 5290460, 6877598, 9825140, 13755196, 17193995, 34387990, 68775980]

約数ペア:

[(1, 68775980), (2, 34387990), (4, 17193995), (5, 13755196), (7, 9825140), (10, 6877598), (13, 5290460), (14, 4912570), (20, 3438799), (23, 2990260), (26, 2645230), (28, 2456285), (31, 2218580), (35, 1965028), (46, 1495130), (52, 1322615), (53, 1297660), (62, 1109290), (65, 1058092), (70, 982514), (91, 755780), (92, 747565), (106, 648830), (115, 598052), (124, 554645), (130, 529046), (140, 491257), (155, 443716), (161, 427180), (182, 377890), (212, 324415), (217, 316940), (230, 299026), (260, 264523), (265, 259532), (299, 230020), (310, 221858), (322, 213590), (364, 188945), (371, 185380), (403, 170660), (434, 158470), (455, 151156), (460, 149513), (530, 129766), (598, 115010), (620, 110929), (644, 106795), (689, 99820), (713, 96460), (742, 92690), (805, 85436), (806, 85330), (868, 79235), (910, 75578), (1060, 64883), (1085, 63388), (1196, 57505), (1219, 56420), (1378, 49910), (1426, 48230), (1484, 46345), (1495, 46004), (1610, 42718), (1612, 42665), (1643, 41860), (1820, 37789), (1855, 37076), (2015, 34132), (2093, 32860), (2170, 31694), (2438, 28210), (2756, 24955), (2821, 24380), (2852, 24115), (2990, 23002), (3220, 21359), (3286, 20930), (3445, 19964), (3565, 19292), (3710, 18538), (4030, 17066), (4186, 16430), (4340, 15847), (4823, 14260), (4876, 14105), (4991, 13780), (5642, 12190), (5980, 11501), (6095, 11284), (6572, 10465), (6890, 9982), (7130, 9646), (7420, 9269), (8060, 8533), (8215, 8372)]