1242640029280

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{291853}}^1$

素因数の和:291993

約数の個数: 192

約数和(自身を含む): 3336101354880

約数和(自身を除く): 2093461325600

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 23, 26, 32, 40, 46, 52, 65, 80, 89, 92, 104, 115, 130, 160, 178, 184, 208, 230, 260, 299, 356, 368, 416, 445, 460, 520, 598, 712, 736, 890, 920, 1040, 1157, 1196, 1424, 1495, 1780, 1840, 2047, 2080, 2314, 2392, 2848, 2990, 3560, 3680, 4094, 4628, 4784, 5785, 5980, 7120, 8188, 9256, 9568, 10235, 11570, 11960, 14240, 16376, 18512, 20470, 23140, 23920, 26611, 32752, 37024, 40940, 46280, 47840, 53222, 65504, 81880, 92560, 106444, 133055, 163760, 185120, 212888, 266110, 291853, 327520, 425776, 532220, 583706, 851552, 1064440, 1167412, 1459265, 2128880, 2334824, 2918530, 3794089, 4257760, 4669648, 5837060, 6712619, 7588178, 9339296, 11674120, 13425238, 15176356, 18970445, 23348240, 25974917, 26850476, 30352712, 33563095, 37940890, 46696480, 51949834, 53700952, 60705424, 67126190, 75881780, 87264047, 103899668, 107401904, 121410848, 129874585, 134252380, 151763560, 174528094, 207799336, 214803808, 259749170, 268504760, 303527120, 337673921, 349056188, 415598672, 436320235, 519498340, 537009520, 597423091, 607054240, 675347842, 698112376, 831197344, 872640470, 1038996680, 1074019040, 1194846182, 1350695684, 1396224752, 1688369605, 1745280940, 2077993360, 2389692364, 2701391368, 2792449504, 2987115455, 3376739210, 3490561880, 4155986720, 4779384728, 5402782736, 5974230910, 6753478420, 6981123760, 7766500183, 9558769456, 10805565472, 11948461820, 13506956840, 13962247520, 15533000366, 19117538912, 23896923640, 27013913680, 31066000732, 38832500915, 47793847280, 54027827360, 62132001464, 77665001830, 95587694560, 124264002928, 155330003660, 248528005856, 310660007320, 621320014640, 1242640029280]

約数ペア:

[(1, 1242640029280), (2, 621320014640), (4, 310660007320), (5, 248528005856), (8, 155330003660), (10, 124264002928), (13, 95587694560), (16, 77665001830), (20, 62132001464), (23, 54027827360), (26, 47793847280), (32, 38832500915), (40, 31066000732), (46, 27013913680), (52, 23896923640), (65, 19117538912), (80, 15533000366), (89, 13962247520), (92, 13506956840), (104, 11948461820), (115, 10805565472), (130, 9558769456), (160, 7766500183), (178, 6981123760), (184, 6753478420), (208, 5974230910), (230, 5402782736), (260, 4779384728), (299, 4155986720), (356, 3490561880), (368, 3376739210), (416, 2987115455), (445, 2792449504), (460, 2701391368), (520, 2389692364), (598, 2077993360), (712, 1745280940), (736, 1688369605), (890, 1396224752), (920, 1350695684), (1040, 1194846182), (1157, 1074019040), (1196, 1038996680), (1424, 872640470), (1495, 831197344), (1780, 698112376), (1840, 675347842), (2047, 607054240), (2080, 597423091), (2314, 537009520), (2392, 519498340), (2848, 436320235), (2990, 415598672), (3560, 349056188), (3680, 337673921), (4094, 303527120), (4628, 268504760), (4784, 259749170), (5785, 214803808), (5980, 207799336), (7120, 174528094), (8188, 151763560), (9256, 134252380), (9568, 129874585), (10235, 121410848), (11570, 107401904), (11960, 103899668), (14240, 87264047), (16376, 75881780), (18512, 67126190), (20470, 60705424), (23140, 53700952), (23920, 51949834), (26611, 46696480), (32752, 37940890), (37024, 33563095), (40940, 30352712), (46280, 26850476), (47840, 25974917), (53222, 23348240), (65504, 18970445), (81880, 15176356), (92560, 13425238), (106444, 11674120), (133055, 9339296), (163760, 7588178), (185120, 6712619), (212888, 5837060), (266110, 4669648), (291853, 4257760), (327520, 3794089), (425776, 2918530), (532220, 2334824), (583706, 2128880), (851552, 1459265), (1064440, 1167412)]