68840460

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{73}}^1$

素因数の和:145

約数の個数: 216

約数和(自身を含む): 236605824

約数和(自身を除く): 167765364

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 31, 36, 39, 45, 52, 60, 62, 65, 73, 78, 90, 93, 117, 124, 130, 146, 155, 156, 169, 180, 186, 195, 219, 234, 260, 279, 292, 310, 338, 365, 372, 390, 403, 438, 465, 468, 507, 558, 585, 620, 657, 676, 730, 780, 806, 845, 876, 930, 949, 1014, 1095, 1116, 1170, 1209, 1314, 1395, 1460, 1521, 1612, 1690, 1860, 1898, 2015, 2028, 2190, 2263, 2340, 2418, 2535, 2628, 2790, 2847, 3042, 3285, 3380, 3627, 3796, 4030, 4380, 4526, 4745, 4836, 5070, 5239, 5580, 5694, 6045, 6084, 6570, 6789, 7254, 7605, 8060, 8541, 9052, 9490, 10140, 10478, 11315, 11388, 12090, 12337, 13140, 13578, 14235, 14508, 15210, 15717, 17082, 18135, 18980, 20367, 20956, 22630, 24180, 24674, 26195, 27156, 28470, 29419, 30420, 31434, 33945, 34164, 36270, 37011, 40734, 42705, 45260, 47151, 49348, 52390, 56940, 58838, 61685, 62868, 67890, 72540, 74022, 78585, 81468, 85410, 88257, 94302, 101835, 104780, 111033, 117676, 123370, 135780, 147095, 148044, 157170, 170820, 176514, 185055, 188604, 203670, 222066, 235755, 246740, 264771, 294190, 314340, 353028, 370110, 382447, 407340, 441285, 444132, 471510, 529542, 555165, 588380, 740220, 764894, 882570, 943020, 1059084, 1110330, 1147341, 1323855, 1529788, 1765140, 1912235, 2220660, 2294682, 2647710, 3442023, 3824470, 4589364, 5295420, 5736705, 6884046, 7648940, 11473410, 13768092, 17210115, 22946820, 34420230, 68840460]

約数ペア:

[(1, 68840460), (2, 34420230), (3, 22946820), (4, 17210115), (5, 13768092), (6, 11473410), (9, 7648940), (10, 6884046), (12, 5736705), (13, 5295420), (15, 4589364), (18, 3824470), (20, 3442023), (26, 2647710), (30, 2294682), (31, 2220660), (36, 1912235), (39, 1765140), (45, 1529788), (52, 1323855), (60, 1147341), (62, 1110330), (65, 1059084), (73, 943020), (78, 882570), (90, 764894), (93, 740220), (117, 588380), (124, 555165), (130, 529542), (146, 471510), (155, 444132), (156, 441285), (169, 407340), (180, 382447), (186, 370110), (195, 353028), (219, 314340), (234, 294190), (260, 264771), (279, 246740), (292, 235755), (310, 222066), (338, 203670), (365, 188604), (372, 185055), (390, 176514), (403, 170820), (438, 157170), (465, 148044), (468, 147095), (507, 135780), (558, 123370), (585, 117676), (620, 111033), (657, 104780), (676, 101835), (730, 94302), (780, 88257), (806, 85410), (845, 81468), (876, 78585), (930, 74022), (949, 72540), (1014, 67890), (1095, 62868), (1116, 61685), (1170, 58838), (1209, 56940), (1314, 52390), (1395, 49348), (1460, 47151), (1521, 45260), (1612, 42705), (1690, 40734), (1860, 37011), (1898, 36270), (2015, 34164), (2028, 33945), (2190, 31434), (2263, 30420), (2340, 29419), (2418, 28470), (2535, 27156), (2628, 26195), (2790, 24674), (2847, 24180), (3042, 22630), (3285, 20956), (3380, 20367), (3627, 18980), (3796, 18135), (4030, 17082), (4380, 15717), (4526, 15210), (4745, 14508), (4836, 14235), (5070, 13578), (5239, 13140), (5580, 12337), (5694, 12090), (6045, 11388), (6084, 11315), (6570, 10478), (6789, 10140), (7254, 9490), (7605, 9052), (8060, 8541)]