66788280

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{71}}^1$

素因数の和:171

約数の個数: 256

約数和(自身を含む): 246758400

約数和(自身を除く): 179970120

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 27, 30, 36, 39, 40, 45, 52, 54, 60, 65, 67, 71, 72, 78, 90, 104, 108, 117, 120, 130, 134, 135, 142, 156, 180, 195, 201, 213, 216, 234, 260, 268, 270, 284, 312, 335, 351, 355, 360, 390, 402, 426, 468, 520, 536, 540, 568, 585, 603, 639, 670, 702, 710, 780, 804, 852, 871, 923, 936, 1005, 1065, 1080, 1170, 1206, 1278, 1340, 1404, 1420, 1560, 1608, 1704, 1742, 1755, 1809, 1846, 1917, 2010, 2130, 2340, 2412, 2556, 2613, 2680, 2769, 2808, 2840, 3015, 3195, 3484, 3510, 3618, 3692, 3834, 4020, 4260, 4355, 4615, 4680, 4757, 4824, 5112, 5226, 5538, 6030, 6390, 6968, 7020, 7236, 7384, 7668, 7839, 8040, 8307, 8520, 8710, 9045, 9230, 9514, 9585, 10452, 11076, 12060, 12780, 13065, 13845, 14040, 14271, 14472, 15336, 15678, 16614, 17420, 18090, 18460, 19028, 19170, 20904, 22152, 23517, 23785, 24120, 24921, 25560, 26130, 27690, 28542, 31356, 33228, 34840, 36180, 36920, 38056, 38340, 39195, 41535, 42813, 47034, 47570, 49842, 52260, 55380, 57084, 61841, 62712, 66456, 71355, 72360, 76680, 78390, 83070, 85626, 94068, 95140, 99684, 104520, 110760, 114168, 117585, 123682, 124605, 128439, 142710, 156780, 166140, 171252, 185523, 188136, 190280, 199368, 214065, 235170, 247364, 249210, 256878, 285420, 309205, 313560, 332280, 342504, 371046, 428130, 470340, 494728, 498420, 513756, 556569, 570840, 618410, 642195, 742092, 856260, 927615, 940680, 996840, 1027512, 1113138, 1236820, 1284390, 1484184, 1669707, 1712520, 1855230, 2226276, 2473640, 2568780, 2782845, 3339414, 3710460, 4452552, 5137560, 5565690, 6678828, 7420920, 8348535, 11131380, 13357656, 16697070, 22262760, 33394140, 66788280]

約数ペア:

[(1, 66788280), (2, 33394140), (3, 22262760), (4, 16697070), (5, 13357656), (6, 11131380), (8, 8348535), (9, 7420920), (10, 6678828), (12, 5565690), (13, 5137560), (15, 4452552), (18, 3710460), (20, 3339414), (24, 2782845), (26, 2568780), (27, 2473640), (30, 2226276), (36, 1855230), (39, 1712520), (40, 1669707), (45, 1484184), (52, 1284390), (54, 1236820), (60, 1113138), (65, 1027512), (67, 996840), (71, 940680), (72, 927615), (78, 856260), (90, 742092), (104, 642195), (108, 618410), (117, 570840), (120, 556569), (130, 513756), (134, 498420), (135, 494728), (142, 470340), (156, 428130), (180, 371046), (195, 342504), (201, 332280), (213, 313560), (216, 309205), (234, 285420), (260, 256878), (268, 249210), (270, 247364), (284, 235170), (312, 214065), (335, 199368), (351, 190280), (355, 188136), (360, 185523), (390, 171252), (402, 166140), (426, 156780), (468, 142710), (520, 128439), (536, 124605), (540, 123682), (568, 117585), (585, 114168), (603, 110760), (639, 104520), (670, 99684), (702, 95140), (710, 94068), (780, 85626), (804, 83070), (852, 78390), (871, 76680), (923, 72360), (936, 71355), (1005, 66456), (1065, 62712), (1080, 61841), (1170, 57084), (1206, 55380), (1278, 52260), (1340, 49842), (1404, 47570), (1420, 47034), (1560, 42813), (1608, 41535), (1704, 39195), (1742, 38340), (1755, 38056), (1809, 36920), (1846, 36180), (1917, 34840), (2010, 33228), (2130, 31356), (2340, 28542), (2412, 27690), (2556, 26130), (2613, 25560), (2680, 24921), (2769, 24120), (2808, 23785), (2840, 23517), (3015, 22152), (3195, 20904), (3484, 19170), (3510, 19028), (3618, 18460), (3692, 18090), (3834, 17420), (4020, 16614), (4260, 15678), (4355, 15336), (4615, 14472), (4680, 14271), (4757, 14040), (4824, 13845), (5112, 13065), (5226, 12780), (5538, 12060), (6030, 11076), (6390, 10452), (6968, 9585), (7020, 9514), (7236, 9230), (7384, 9045), (7668, 8710), (7839, 8520), (8040, 8307)]