217470960

素因数分解:

$2^4\times 3^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{757}}^1$

素因数の和:805

約数の個数: 320

約数和(自身を含む): 902323200

約数和(自身を除く): 684852240

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 19, 20, 21, 24, 27, 28, 30, 35, 36, 38, 40, 42, 45, 48, 54, 56, 57, 60, 63, 70, 72, 76, 80, 84, 90, 95, 105, 108, 112, 114, 120, 126, 133, 135, 140, 144, 152, 168, 171, 180, 189, 190, 210, 216, 228, 240, 252, 266, 270, 280, 285, 304, 315, 336, 342, 360, 378, 380, 399, 420, 432, 456, 504, 513, 532, 540, 560, 570, 630, 665, 684, 720, 756, 757, 760, 798, 840, 855, 912, 945, 1008, 1026, 1064, 1080, 1140, 1197, 1260, 1330, 1368, 1512, 1514, 1520, 1596, 1680, 1710, 1890, 1995, 2052, 2128, 2160, 2271, 2280, 2394, 2520, 2565, 2660, 2736, 3024, 3028, 3192, 3420, 3591, 3780, 3785, 3990, 4104, 4542, 4560, 4788, 5040, 5130, 5299, 5320, 5985, 6056, 6384, 6813, 6840, 7182, 7560, 7570, 7980, 8208, 9084, 9576, 10260, 10598, 10640, 11355, 11970, 12112, 13626, 13680, 14364, 14383, 15120, 15140, 15897, 15960, 17955, 18168, 19152, 20439, 20520, 21196, 22710, 23940, 26495, 27252, 28728, 28766, 30280, 31794, 31920, 34065, 35910, 36336, 40878, 41040, 42392, 43149, 45420, 47691, 47880, 52990, 54504, 57456, 57532, 60560, 63588, 68130, 71820, 71915, 79485, 81756, 84784, 86298, 90840, 95382, 95760, 100681, 102195, 105980, 109008, 115064, 127176, 129447, 136260, 143073, 143640, 143830, 158970, 163512, 172596, 181680, 190764, 201362, 204390, 211960, 215745, 230128, 238455, 254352, 258894, 272520, 286146, 287280, 287660, 302043, 317940, 327024, 345192, 381528, 388341, 402724, 408780, 423920, 431490, 476910, 503405, 517788, 545040, 572292, 575320, 604086, 635880, 647235, 690384, 715365, 763056, 776682, 805448, 817560, 862980, 906129, 953820, 1006810, 1035576, 1144584, 1150640, 1208172, 1271760, 1294470, 1430730, 1510215, 1553364, 1610896, 1635120, 1725960, 1812258, 1907640, 1941705, 2013620, 2071152, 2289168, 2416344, 2588940, 2718387, 2861460, 3020430, 3106728, 3451920, 3624516, 3815280, 3883410, 4027240, 4530645, 4832688, 5177880, 5436774, 5722920, 6040860, 6213456, 7249032, 7766820, 8054480, 9061290, 10355760, 10873548, 11445840, 12081720, 13591935, 14498064, 15533640, 18122580, 21747096, 24163440, 27183870, 31067280, 36245160, 43494192, 54367740, 72490320, 108735480, 217470960]

約数ペア:

[(1, 217470960), (2, 108735480), (3, 72490320), (4, 54367740), (5, 43494192), (6, 36245160), (7, 31067280), (8, 27183870), (9, 24163440), (10, 21747096), (12, 18122580), (14, 15533640), (15, 14498064), (16, 13591935), (18, 12081720), (19, 11445840), (20, 10873548), (21, 10355760), (24, 9061290), (27, 8054480), (28, 7766820), (30, 7249032), (35, 6213456), (36, 6040860), (38, 5722920), (40, 5436774), (42, 5177880), (45, 4832688), (48, 4530645), (54, 4027240), (56, 3883410), (57, 3815280), (60, 3624516), (63, 3451920), (70, 3106728), (72, 3020430), (76, 2861460), (80, 2718387), (84, 2588940), (90, 2416344), (95, 2289168), (105, 2071152), (108, 2013620), (112, 1941705), (114, 1907640), (120, 1812258), (126, 1725960), (133, 1635120), (135, 1610896), (140, 1553364), (144, 1510215), (152, 1430730), (168, 1294470), (171, 1271760), (180, 1208172), (189, 1150640), (190, 1144584), (210, 1035576), (216, 1006810), (228, 953820), (240, 906129), (252, 862980), (266, 817560), (270, 805448), (280, 776682), (285, 763056), (304, 715365), (315, 690384), (336, 647235), (342, 635880), (360, 604086), (378, 575320), (380, 572292), (399, 545040), (420, 517788), (432, 503405), (456, 476910), (504, 431490), (513, 423920), (532, 408780), (540, 402724), (560, 388341), (570, 381528), (630, 345192), (665, 327024), (684, 317940), (720, 302043), (756, 287660), (757, 287280), (760, 286146), (798, 272520), (840, 258894), (855, 254352), (912, 238455), (945, 230128), (1008, 215745), (1026, 211960), (1064, 204390), (1080, 201362), (1140, 190764), (1197, 181680), (1260, 172596), (1330, 163512), (1368, 158970), (1512, 143830), (1514, 143640), (1520, 143073), (1596, 136260), (1680, 129447), (1710, 127176), (1890, 115064), (1995, 109008), (2052, 105980), (2128, 102195), (2160, 100681), (2271, 95760), (2280, 95382), (2394, 90840), (2520, 86298), (2565, 84784), (2660, 81756), (2736, 79485), (3024, 71915), (3028, 71820), (3192, 68130), (3420, 63588), (3591, 60560), (3780, 57532), (3785, 57456), (3990, 54504), (4104, 52990), (4542, 47880), (4560, 47691), (4788, 45420), (5040, 43149), (5130, 42392), (5299, 41040), (5320, 40878), (5985, 36336), (6056, 35910), (6384, 34065), (6813, 31920), (6840, 31794), (7182, 30280), (7560, 28766), (7570, 28728), (7980, 27252), (8208, 26495), (9084, 23940), (9576, 22710), (10260, 21196), (10598, 20520), (10640, 20439), (11355, 19152), (11970, 18168), (12112, 17955), (13626, 15960), (13680, 15897), (14364, 15140), (14383, 15120)]