990214400

素因数分解:

$2^8\times 5^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^2$

素因数の和:118

約数の個数: 324

約数和(自身を含む): 3020181696

約数和(自身を除く): 2029967296

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 25, 28, 31, 32, 35, 40, 46, 50, 56, 62, 64, 70, 80, 92, 100, 112, 115, 124, 128, 140, 155, 160, 161, 175, 184, 200, 217, 224, 230, 248, 256, 280, 310, 320, 322, 350, 368, 400, 434, 448, 460, 496, 560, 575, 620, 640, 644, 700, 713, 736, 775, 800, 805, 868, 896, 920, 961, 992, 1085, 1120, 1150, 1240, 1280, 1288, 1400, 1426, 1472, 1550, 1600, 1610, 1736, 1792, 1840, 1922, 1984, 2170, 2240, 2300, 2480, 2576, 2800, 2852, 2944, 3100, 3200, 3220, 3472, 3565, 3680, 3844, 3968, 4025, 4340, 4480, 4600, 4805, 4960, 4991, 5152, 5425, 5600, 5704, 5888, 6200, 6400, 6440, 6727, 6944, 7130, 7360, 7688, 7936, 8050, 8680, 8960, 9200, 9610, 9920, 9982, 10304, 10850, 11200, 11408, 12400, 12880, 13454, 13888, 14260, 14720, 15376, 16100, 17360, 17825, 18400, 19220, 19840, 19964, 20608, 21700, 22103, 22400, 22816, 24025, 24800, 24955, 25760, 26908, 27776, 28520, 29440, 30752, 32200, 33635, 34720, 35650, 36800, 38440, 39680, 39928, 41216, 43400, 44206, 44800, 45632, 48050, 49600, 49910, 51520, 53816, 55552, 57040, 61504, 64400, 67270, 69440, 71300, 73600, 76880, 79856, 86800, 88412, 91264, 96100, 99200, 99820, 103040, 107632, 110515, 114080, 123008, 124775, 128800, 134540, 138880, 142600, 147200, 153760, 154721, 159712, 168175, 173600, 176824, 182528, 192200, 198400, 199640, 206080, 215264, 221030, 228160, 246016, 249550, 257600, 269080, 277760, 285200, 307520, 309442, 319424, 336350, 347200, 353648, 384400, 399280, 430528, 442060, 456320, 499100, 515200, 538160, 552575, 570400, 615040, 618884, 638848, 672700, 694400, 707296, 768800, 773605, 798560, 861056, 884120, 912640, 998200, 1030400, 1076320, 1105150, 1140800, 1230080, 1237768, 1277696, 1345400, 1388800, 1414592, 1537600, 1547210, 1597120, 1722112, 1768240, 1996400, 2152640, 2210300, 2281600, 2475536, 2690800, 2829184, 3075200, 3094420, 3194240, 3536480, 3868025, 3992800, 4305280, 4420600, 4563200, 4951072, 5381600, 5658368, 6150400, 6188840, 6388480, 7072960, 7736050, 7985600, 8610560, 8841200, 9902144, 10763200, 12377680, 14145920, 15472100, 15971200, 17682400, 19804288, 21526400, 24755360, 28291840, 30944200, 31942400, 35364800, 39608576, 43052800, 49510720, 61888400, 70729600, 99021440, 123776800, 141459200, 198042880, 247553600, 495107200, 990214400]

約数ペア:

[(1, 990214400), (2, 495107200), (4, 247553600), (5, 198042880), (7, 141459200), (8, 123776800), (10, 99021440), (14, 70729600), (16, 61888400), (20, 49510720), (23, 43052800), (25, 39608576), (28, 35364800), (31, 31942400), (32, 30944200), (35, 28291840), (40, 24755360), (46, 21526400), (50, 19804288), (56, 17682400), (62, 15971200), (64, 15472100), (70, 14145920), (80, 12377680), (92, 10763200), (100, 9902144), (112, 8841200), (115, 8610560), (124, 7985600), (128, 7736050), (140, 7072960), (155, 6388480), (160, 6188840), (161, 6150400), (175, 5658368), (184, 5381600), (200, 4951072), (217, 4563200), (224, 4420600), (230, 4305280), (248, 3992800), (256, 3868025), (280, 3536480), (310, 3194240), (320, 3094420), (322, 3075200), (350, 2829184), (368, 2690800), (400, 2475536), (434, 2281600), (448, 2210300), (460, 2152640), (496, 1996400), (560, 1768240), (575, 1722112), (620, 1597120), (640, 1547210), (644, 1537600), (700, 1414592), (713, 1388800), (736, 1345400), (775, 1277696), (800, 1237768), (805, 1230080), (868, 1140800), (896, 1105150), (920, 1076320), (961, 1030400), (992, 998200), (1085, 912640), (1120, 884120), (1150, 861056), (1240, 798560), (1280, 773605), (1288, 768800), (1400, 707296), (1426, 694400), (1472, 672700), (1550, 638848), (1600, 618884), (1610, 615040), (1736, 570400), (1792, 552575), (1840, 538160), (1922, 515200), (1984, 499100), (2170, 456320), (2240, 442060), (2300, 430528), (2480, 399280), (2576, 384400), (2800, 353648), (2852, 347200), (2944, 336350), (3100, 319424), (3200, 309442), (3220, 307520), (3472, 285200), (3565, 277760), (3680, 269080), (3844, 257600), (3968, 249550), (4025, 246016), (4340, 228160), (4480, 221030), (4600, 215264), (4805, 206080), (4960, 199640), (4991, 198400), (5152, 192200), (5425, 182528), (5600, 176824), (5704, 173600), (5888, 168175), (6200, 159712), (6400, 154721), (6440, 153760), (6727, 147200), (6944, 142600), (7130, 138880), (7360, 134540), (7688, 128800), (7936, 124775), (8050, 123008), (8680, 114080), (8960, 110515), (9200, 107632), (9610, 103040), (9920, 99820), (9982, 99200), (10304, 96100), (10850, 91264), (11200, 88412), (11408, 86800), (12400, 79856), (12880, 76880), (13454, 73600), (13888, 71300), (14260, 69440), (14720, 67270), (15376, 64400), (16100, 61504), (17360, 57040), (17825, 55552), (18400, 53816), (19220, 51520), (19840, 49910), (19964, 49600), (20608, 48050), (21700, 45632), (22103, 44800), (22400, 44206), (22816, 43400), (24025, 41216), (24800, 39928), (24955, 39680), (25760, 38440), (26908, 36800), (27776, 35650), (28520, 34720), (29440, 33635), (30752, 32200)]