77054280

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{109}}^1\times {\mathrm{137}}^1$

素因数の和:303

約数の個数: 128

約数和(自身を含む): 240451200

約数和(自身を除く): 163396920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 43, 60, 86, 109, 120, 129, 137, 172, 215, 218, 258, 274, 327, 344, 411, 430, 436, 516, 545, 548, 645, 654, 685, 822, 860, 872, 1032, 1090, 1096, 1290, 1308, 1370, 1635, 1644, 1720, 2055, 2180, 2580, 2616, 2740, 3270, 3288, 4110, 4360, 4687, 5160, 5480, 5891, 6540, 8220, 9374, 11782, 13080, 14061, 14933, 16440, 17673, 18748, 23435, 23564, 28122, 29455, 29866, 35346, 37496, 44799, 46870, 47128, 56244, 58910, 59732, 70305, 70692, 74665, 88365, 89598, 93740, 112488, 117820, 119464, 140610, 141384, 149330, 176730, 179196, 187480, 223995, 235640, 281220, 298660, 353460, 358392, 447990, 562440, 597320, 642119, 706920, 895980, 1284238, 1791960, 1926357, 2568476, 3210595, 3852714, 5136952, 6421190, 7705428, 9631785, 12842380, 15410856, 19263570, 25684760, 38527140, 77054280]

約数ペア:

[(1, 77054280), (2, 38527140), (3, 25684760), (4, 19263570), (5, 15410856), (6, 12842380), (8, 9631785), (10, 7705428), (12, 6421190), (15, 5136952), (20, 3852714), (24, 3210595), (30, 2568476), (40, 1926357), (43, 1791960), (60, 1284238), (86, 895980), (109, 706920), (120, 642119), (129, 597320), (137, 562440), (172, 447990), (215, 358392), (218, 353460), (258, 298660), (274, 281220), (327, 235640), (344, 223995), (411, 187480), (430, 179196), (436, 176730), (516, 149330), (545, 141384), (548, 140610), (645, 119464), (654, 117820), (685, 112488), (822, 93740), (860, 89598), (872, 88365), (1032, 74665), (1090, 70692), (1096, 70305), (1290, 59732), (1308, 58910), (1370, 56244), (1635, 47128), (1644, 46870), (1720, 44799), (2055, 37496), (2180, 35346), (2580, 29866), (2616, 29455), (2740, 28122), (3270, 23564), (3288, 23435), (4110, 18748), (4360, 17673), (4687, 16440), (5160, 14933), (5480, 14061), (5891, 13080), (6540, 11782), (8220, 9374)]