1640890320

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{199}}^1$

素因数の和:322

約数の個数: 320

約数和(自身を含む): 5656780800

約数和(自身を除く): 4015890480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 34, 40, 43, 47, 48, 51, 60, 68, 80, 85, 86, 94, 102, 120, 129, 136, 141, 170, 172, 188, 199, 204, 215, 235, 240, 255, 258, 272, 282, 340, 344, 376, 398, 408, 430, 470, 510, 516, 564, 597, 645, 680, 688, 705, 731, 752, 796, 799, 816, 860, 940, 995, 1020, 1032, 1128, 1194, 1290, 1360, 1410, 1462, 1592, 1598, 1720, 1880, 1990, 2021, 2040, 2064, 2193, 2256, 2388, 2397, 2580, 2820, 2924, 2985, 3184, 3196, 3383, 3440, 3655, 3760, 3980, 3995, 4042, 4080, 4386, 4776, 4794, 5160, 5640, 5848, 5970, 6063, 6392, 6766, 7310, 7960, 7990, 8084, 8557, 8772, 9353, 9552, 9588, 10105, 10149, 10320, 10965, 11280, 11696, 11940, 11985, 12126, 12784, 13532, 14620, 15920, 15980, 16168, 16915, 17114, 17544, 18706, 19176, 20210, 20298, 21930, 23880, 23970, 24252, 25671, 27064, 28059, 29240, 30315, 31960, 32336, 33830, 34228, 34357, 35088, 37412, 38352, 40420, 40596, 42785, 43860, 46765, 47760, 47940, 48504, 50745, 51342, 54128, 56118, 58480, 60630, 63920, 67660, 68456, 68714, 74824, 80840, 81192, 85570, 87720, 93530, 95880, 97008, 101490, 102684, 103071, 112236, 121260, 128355, 135320, 136912, 137428, 140295, 145469, 149648, 159001, 161680, 162384, 171140, 171785, 175440, 187060, 191760, 202980, 205368, 206142, 224472, 242520, 256710, 270640, 274856, 280590, 290938, 318002, 342280, 343570, 374120, 402179, 405960, 410736, 412284, 436407, 448944, 477003, 485040, 513420, 515355, 549712, 561180, 581876, 636004, 684560, 687140, 727345, 748240, 795005, 804358, 811920, 824568, 872814, 954006, 1026840, 1030710, 1122360, 1163752, 1206537, 1272008, 1374280, 1454690, 1590010, 1608716, 1649136, 1745628, 1908012, 2010895, 2053680, 2061420, 2182035, 2244720, 2327504, 2385015, 2413074, 2544016, 2748560, 2909380, 3180020, 3217432, 3491256, 3816024, 4021790, 4122840, 4364070, 4770030, 4826148, 5818760, 6032685, 6360040, 6434864, 6837043, 6982512, 7632048, 8043580, 8245680, 8728140, 9540060, 9652296, 11637520, 12065370, 12720080, 13674086, 16087160, 17456280, 19080120, 19304592, 20511129, 24130740, 27348172, 32174320, 34185215, 34912560, 38160240, 41022258, 48261480, 54696344, 68370430, 82044516, 96522960, 102555645, 109392688, 136740860, 164089032, 205111290, 273481720, 328178064, 410222580, 546963440, 820445160, 1640890320]

約数ペア:

[(1, 1640890320), (2, 820445160), (3, 546963440), (4, 410222580), (5, 328178064), (6, 273481720), (8, 205111290), (10, 164089032), (12, 136740860), (15, 109392688), (16, 102555645), (17, 96522960), (20, 82044516), (24, 68370430), (30, 54696344), (34, 48261480), (40, 41022258), (43, 38160240), (47, 34912560), (48, 34185215), (51, 32174320), (60, 27348172), (68, 24130740), (80, 20511129), (85, 19304592), (86, 19080120), (94, 17456280), (102, 16087160), (120, 13674086), (129, 12720080), (136, 12065370), (141, 11637520), (170, 9652296), (172, 9540060), (188, 8728140), (199, 8245680), (204, 8043580), (215, 7632048), (235, 6982512), (240, 6837043), (255, 6434864), (258, 6360040), (272, 6032685), (282, 5818760), (340, 4826148), (344, 4770030), (376, 4364070), (398, 4122840), (408, 4021790), (430, 3816024), (470, 3491256), (510, 3217432), (516, 3180020), (564, 2909380), (597, 2748560), (645, 2544016), (680, 2413074), (688, 2385015), (705, 2327504), (731, 2244720), (752, 2182035), (796, 2061420), (799, 2053680), (816, 2010895), (860, 1908012), (940, 1745628), (995, 1649136), (1020, 1608716), (1032, 1590010), (1128, 1454690), (1194, 1374280), (1290, 1272008), (1360, 1206537), (1410, 1163752), (1462, 1122360), (1592, 1030710), (1598, 1026840), (1720, 954006), (1880, 872814), (1990, 824568), (2021, 811920), (2040, 804358), (2064, 795005), (2193, 748240), (2256, 727345), (2388, 687140), (2397, 684560), (2580, 636004), (2820, 581876), (2924, 561180), (2985, 549712), (3184, 515355), (3196, 513420), (3383, 485040), (3440, 477003), (3655, 448944), (3760, 436407), (3980, 412284), (3995, 410736), (4042, 405960), (4080, 402179), (4386, 374120), (4776, 343570), (4794, 342280), (5160, 318002), (5640, 290938), (5848, 280590), (5970, 274856), (6063, 270640), (6392, 256710), (6766, 242520), (7310, 224472), (7960, 206142), (7990, 205368), (8084, 202980), (8557, 191760), (8772, 187060), (9353, 175440), (9552, 171785), (9588, 171140), (10105, 162384), (10149, 161680), (10320, 159001), (10965, 149648), (11280, 145469), (11696, 140295), (11940, 137428), (11985, 136912), (12126, 135320), (12784, 128355), (13532, 121260), (14620, 112236), (15920, 103071), (15980, 102684), (16168, 101490), (16915, 97008), (17114, 95880), (17544, 93530), (18706, 87720), (19176, 85570), (20210, 81192), (20298, 80840), (21930, 74824), (23880, 68714), (23970, 68456), (24252, 67660), (25671, 63920), (27064, 60630), (28059, 58480), (29240, 56118), (30315, 54128), (31960, 51342), (32336, 50745), (33830, 48504), (34228, 47940), (34357, 47760), (35088, 46765), (37412, 43860), (38352, 42785), (40420, 40596)]