65581740

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1$

素因数の和:149

約数の個数: 288

約数和(自身を含む): 248242176

約数和(自身を除く): 182660436

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 23, 28, 30, 31, 35, 36, 42, 45, 46, 60, 62, 63, 69, 70, 73, 84, 90, 92, 93, 105, 115, 124, 126, 138, 140, 146, 155, 161, 180, 186, 207, 210, 217, 219, 230, 252, 276, 279, 292, 310, 315, 322, 345, 365, 372, 414, 420, 434, 438, 460, 465, 483, 511, 558, 620, 630, 644, 651, 657, 690, 713, 730, 805, 828, 868, 876, 930, 966, 1022, 1035, 1085, 1095, 1116, 1260, 1302, 1314, 1380, 1395, 1426, 1449, 1460, 1533, 1610, 1679, 1860, 1932, 1953, 2044, 2070, 2139, 2170, 2190, 2263, 2415, 2555, 2604, 2628, 2790, 2852, 2898, 3066, 3220, 3255, 3285, 3358, 3565, 3906, 4140, 4278, 4340, 4380, 4526, 4599, 4830, 4991, 5037, 5110, 5580, 5796, 6132, 6417, 6510, 6570, 6716, 6789, 7130, 7245, 7665, 7812, 8395, 8556, 9052, 9198, 9660, 9765, 9982, 10074, 10220, 10695, 11315, 11753, 12834, 13020, 13140, 13578, 14260, 14490, 14973, 15111, 15330, 15841, 16790, 18396, 19530, 19964, 20148, 20367, 21390, 22630, 22995, 23506, 24955, 25185, 25668, 27156, 28980, 29946, 30222, 30660, 31682, 32085, 33580, 33945, 35259, 39060, 40734, 42780, 44919, 45260, 45990, 47012, 47523, 49910, 50370, 52049, 58765, 59892, 60444, 63364, 64170, 67890, 70518, 74865, 75555, 79205, 81468, 89838, 91980, 95046, 99820, 100740, 101835, 104098, 105777, 117530, 128340, 135780, 141036, 142569, 149730, 151110, 156147, 158410, 176295, 179676, 190092, 203670, 208196, 211554, 224595, 235060, 237615, 260245, 285138, 299460, 302220, 312294, 316820, 352590, 364343, 407340, 423108, 449190, 468441, 475230, 520490, 528885, 570276, 624588, 705180, 712845, 728686, 780735, 898380, 936882, 950460, 1040980, 1057770, 1093029, 1425690, 1457372, 1561470, 1821715, 1873764, 2115540, 2186058, 2342205, 2851380, 3122940, 3279087, 3643430, 4372116, 4684410, 5465145, 6558174, 7286860, 9368820, 10930290, 13116348, 16395435, 21860580, 32790870, 65581740]

約数ペア:

[(1, 65581740), (2, 32790870), (3, 21860580), (4, 16395435), (5, 13116348), (6, 10930290), (7, 9368820), (9, 7286860), (10, 6558174), (12, 5465145), (14, 4684410), (15, 4372116), (18, 3643430), (20, 3279087), (21, 3122940), (23, 2851380), (28, 2342205), (30, 2186058), (31, 2115540), (35, 1873764), (36, 1821715), (42, 1561470), (45, 1457372), (46, 1425690), (60, 1093029), (62, 1057770), (63, 1040980), (69, 950460), (70, 936882), (73, 898380), (84, 780735), (90, 728686), (92, 712845), (93, 705180), (105, 624588), (115, 570276), (124, 528885), (126, 520490), (138, 475230), (140, 468441), (146, 449190), (155, 423108), (161, 407340), (180, 364343), (186, 352590), (207, 316820), (210, 312294), (217, 302220), (219, 299460), (230, 285138), (252, 260245), (276, 237615), (279, 235060), (292, 224595), (310, 211554), (315, 208196), (322, 203670), (345, 190092), (365, 179676), (372, 176295), (414, 158410), (420, 156147), (434, 151110), (438, 149730), (460, 142569), (465, 141036), (483, 135780), (511, 128340), (558, 117530), (620, 105777), (630, 104098), (644, 101835), (651, 100740), (657, 99820), (690, 95046), (713, 91980), (730, 89838), (805, 81468), (828, 79205), (868, 75555), (876, 74865), (930, 70518), (966, 67890), (1022, 64170), (1035, 63364), (1085, 60444), (1095, 59892), (1116, 58765), (1260, 52049), (1302, 50370), (1314, 49910), (1380, 47523), (1395, 47012), (1426, 45990), (1449, 45260), (1460, 44919), (1533, 42780), (1610, 40734), (1679, 39060), (1860, 35259), (1932, 33945), (1953, 33580), (2044, 32085), (2070, 31682), (2139, 30660), (2170, 30222), (2190, 29946), (2263, 28980), (2415, 27156), (2555, 25668), (2604, 25185), (2628, 24955), (2790, 23506), (2852, 22995), (2898, 22630), (3066, 21390), (3220, 20367), (3255, 20148), (3285, 19964), (3358, 19530), (3565, 18396), (3906, 16790), (4140, 15841), (4278, 15330), (4340, 15111), (4380, 14973), (4526, 14490), (4599, 14260), (4830, 13578), (4991, 13140), (5037, 13020), (5110, 12834), (5580, 11753), (5796, 11315), (6132, 10695), (6417, 10220), (6510, 10074), (6570, 9982), (6716, 9765), (6789, 9660), (7130, 9198), (7245, 9052), (7665, 8556), (7812, 8395)]