1681215120

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{3389}}^1$

素因数の和:3474

約数の個数: 240

約数和(自身を含む): 6196947120

約数和(自身を除く): 4515732000

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 36, 39, 40, 45, 48, 52, 53, 60, 65, 72, 78, 80, 90, 104, 106, 117, 120, 130, 144, 156, 159, 180, 195, 208, 212, 234, 240, 260, 265, 312, 318, 360, 390, 424, 468, 477, 520, 530, 585, 624, 636, 689, 720, 780, 795, 848, 936, 954, 1040, 1060, 1170, 1272, 1378, 1560, 1590, 1872, 1908, 2067, 2120, 2340, 2385, 2544, 2756, 3120, 3180, 3389, 3445, 3816, 4134, 4240, 4680, 4770, 5512, 6201, 6360, 6778, 6890, 7632, 8268, 9360, 9540, 10167, 10335, 11024, 12402, 12720, 13556, 13780, 16536, 16945, 19080, 20334, 20670, 24804, 27112, 27560, 30501, 31005, 33072, 33890, 38160, 40668, 41340, 44057, 49608, 50835, 54224, 55120, 61002, 62010, 67780, 81336, 82680, 88114, 99216, 101670, 122004, 124020, 132171, 135560, 152505, 162672, 165360, 176228, 179617, 203340, 220285, 244008, 248040, 264342, 271120, 305010, 352456, 359234, 396513, 406680, 440570, 488016, 496080, 528684, 538851, 610020, 660855, 704912, 718468, 793026, 813360, 881140, 898085, 1057368, 1077702, 1220040, 1321710, 1436936, 1586052, 1616553, 1762280, 1796170, 1982565, 2114736, 2155404, 2335021, 2440080, 2643420, 2694255, 2873872, 3172104, 3233106, 3524560, 3592340, 3965130, 4310808, 4670042, 5286840, 5388510, 6344208, 6466212, 7005063, 7184680, 7930260, 8082765, 8621616, 9340084, 10573680, 10777020, 11675105, 12932424, 14010126, 14369360, 15860520, 16165530, 18680168, 21015189, 21554040, 23350210, 25864848, 28020252, 31721040, 32331060, 35025315, 37360336, 42030378, 43108080, 46700420, 56040504, 64662120, 70050630, 84060756, 93400840, 105075945, 112081008, 129324240, 140101260, 168121512, 186801680, 210151890, 280202520, 336243024, 420303780, 560405040, 840607560, 1681215120]

約数ペア:

[(1, 1681215120), (2, 840607560), (3, 560405040), (4, 420303780), (5, 336243024), (6, 280202520), (8, 210151890), (9, 186801680), (10, 168121512), (12, 140101260), (13, 129324240), (15, 112081008), (16, 105075945), (18, 93400840), (20, 84060756), (24, 70050630), (26, 64662120), (30, 56040504), (36, 46700420), (39, 43108080), (40, 42030378), (45, 37360336), (48, 35025315), (52, 32331060), (53, 31721040), (60, 28020252), (65, 25864848), (72, 23350210), (78, 21554040), (80, 21015189), (90, 18680168), (104, 16165530), (106, 15860520), (117, 14369360), (120, 14010126), (130, 12932424), (144, 11675105), (156, 10777020), (159, 10573680), (180, 9340084), (195, 8621616), (208, 8082765), (212, 7930260), (234, 7184680), (240, 7005063), (260, 6466212), (265, 6344208), (312, 5388510), (318, 5286840), (360, 4670042), (390, 4310808), (424, 3965130), (468, 3592340), (477, 3524560), (520, 3233106), (530, 3172104), (585, 2873872), (624, 2694255), (636, 2643420), (689, 2440080), (720, 2335021), (780, 2155404), (795, 2114736), (848, 1982565), (936, 1796170), (954, 1762280), (1040, 1616553), (1060, 1586052), (1170, 1436936), (1272, 1321710), (1378, 1220040), (1560, 1077702), (1590, 1057368), (1872, 898085), (1908, 881140), (2067, 813360), (2120, 793026), (2340, 718468), (2385, 704912), (2544, 660855), (2756, 610020), (3120, 538851), (3180, 528684), (3389, 496080), (3445, 488016), (3816, 440570), (4134, 406680), (4240, 396513), (4680, 359234), (4770, 352456), (5512, 305010), (6201, 271120), (6360, 264342), (6778, 248040), (6890, 244008), (7632, 220285), (8268, 203340), (9360, 179617), (9540, 176228), (10167, 165360), (10335, 162672), (11024, 152505), (12402, 135560), (12720, 132171), (13556, 124020), (13780, 122004), (16536, 101670), (16945, 99216), (19080, 88114), (20334, 82680), (20670, 81336), (24804, 67780), (27112, 62010), (27560, 61002), (30501, 55120), (31005, 54224), (33072, 50835), (33890, 49608), (38160, 44057), (40668, 41340)]