1320218640

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{8297}}^1$

素因数の和:8346

約数の個数: 240

約数和(自身を含む): 5056270128

約数和(自身を除く): 3736051488

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 17, 18, 20, 24, 26, 30, 34, 36, 39, 40, 45, 48, 51, 52, 60, 65, 68, 72, 78, 80, 85, 90, 102, 104, 117, 120, 130, 136, 144, 153, 156, 170, 180, 195, 204, 208, 221, 234, 240, 255, 260, 272, 306, 312, 340, 360, 390, 408, 442, 468, 510, 520, 585, 612, 624, 663, 680, 720, 765, 780, 816, 884, 936, 1020, 1040, 1105, 1170, 1224, 1326, 1360, 1530, 1560, 1768, 1872, 1989, 2040, 2210, 2340, 2448, 2652, 3060, 3120, 3315, 3536, 3978, 4080, 4420, 4680, 5304, 6120, 6630, 7956, 8297, 8840, 9360, 9945, 10608, 12240, 13260, 15912, 16594, 17680, 19890, 24891, 26520, 31824, 33188, 39780, 41485, 49782, 53040, 66376, 74673, 79560, 82970, 99564, 107861, 124455, 132752, 141049, 149346, 159120, 165940, 199128, 215722, 248910, 282098, 298692, 323583, 331880, 373365, 398256, 423147, 431444, 497820, 539305, 564196, 597384, 647166, 663760, 705245, 746730, 846294, 862888, 970749, 995640, 1078610, 1128392, 1194768, 1269441, 1294332, 1410490, 1493460, 1617915, 1692588, 1725776, 1833637, 1941498, 1991280, 2115735, 2157220, 2256784, 2538882, 2588664, 2820980, 2986920, 3235830, 3385176, 3667274, 3882996, 4231470, 4314440, 4853745, 5077764, 5177328, 5500911, 5641960, 5973840, 6347205, 6471660, 6770352, 7334548, 7765992, 8462940, 8628880, 9168185, 9707490, 10155528, 11001822, 11283920, 12694410, 12943320, 14669096, 15531984, 16502733, 16925880, 18336370, 19414980, 20311056, 22003644, 25388820, 25886640, 27504555, 29338192, 33005466, 33851760, 36672740, 38829960, 44007288, 50777640, 55009110, 66010932, 73345480, 77659920, 82513665, 88014576, 101555280, 110018220, 132021864, 146690960, 165027330, 220036440, 264043728, 330054660, 440072880, 660109320, 1320218640]

約数ペア:

[(1, 1320218640), (2, 660109320), (3, 440072880), (4, 330054660), (5, 264043728), (6, 220036440), (8, 165027330), (9, 146690960), (10, 132021864), (12, 110018220), (13, 101555280), (15, 88014576), (16, 82513665), (17, 77659920), (18, 73345480), (20, 66010932), (24, 55009110), (26, 50777640), (30, 44007288), (34, 38829960), (36, 36672740), (39, 33851760), (40, 33005466), (45, 29338192), (48, 27504555), (51, 25886640), (52, 25388820), (60, 22003644), (65, 20311056), (68, 19414980), (72, 18336370), (78, 16925880), (80, 16502733), (85, 15531984), (90, 14669096), (102, 12943320), (104, 12694410), (117, 11283920), (120, 11001822), (130, 10155528), (136, 9707490), (144, 9168185), (153, 8628880), (156, 8462940), (170, 7765992), (180, 7334548), (195, 6770352), (204, 6471660), (208, 6347205), (221, 5973840), (234, 5641960), (240, 5500911), (255, 5177328), (260, 5077764), (272, 4853745), (306, 4314440), (312, 4231470), (340, 3882996), (360, 3667274), (390, 3385176), (408, 3235830), (442, 2986920), (468, 2820980), (510, 2588664), (520, 2538882), (585, 2256784), (612, 2157220), (624, 2115735), (663, 1991280), (680, 1941498), (720, 1833637), (765, 1725776), (780, 1692588), (816, 1617915), (884, 1493460), (936, 1410490), (1020, 1294332), (1040, 1269441), (1105, 1194768), (1170, 1128392), (1224, 1078610), (1326, 995640), (1360, 970749), (1530, 862888), (1560, 846294), (1768, 746730), (1872, 705245), (1989, 663760), (2040, 647166), (2210, 597384), (2340, 564196), (2448, 539305), (2652, 497820), (3060, 431444), (3120, 423147), (3315, 398256), (3536, 373365), (3978, 331880), (4080, 323583), (4420, 298692), (4680, 282098), (5304, 248910), (6120, 215722), (6630, 199128), (7956, 165940), (8297, 159120), (8840, 149346), (9360, 141049), (9945, 132752), (10608, 124455), (12240, 107861), (13260, 99564), (15912, 82970), (16594, 79560), (17680, 74673), (19890, 66376), (24891, 53040), (26520, 49782), (31824, 41485), (33188, 39780)]