278955040

素因数分解:

$2^5\times 5^1\times 7^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1$

素因数の和:89

約数の個数: 384

約数和(自身を含む): 914457600

約数和(自身を除く): 635502560

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 17, 20, 23, 26, 28, 32, 34, 35, 40, 46, 49, 52, 56, 65, 68, 70, 80, 85, 91, 92, 98, 104, 112, 115, 119, 130, 136, 140, 160, 161, 170, 182, 184, 196, 208, 221, 224, 230, 238, 245, 260, 272, 280, 299, 322, 340, 343, 364, 368, 391, 392, 416, 442, 455, 460, 476, 490, 520, 544, 560, 595, 598, 637, 644, 680, 686, 728, 736, 782, 784, 805, 833, 884, 910, 920, 952, 980, 1040, 1105, 1120, 1127, 1190, 1196, 1274, 1288, 1360, 1372, 1456, 1495, 1547, 1564, 1568, 1610, 1666, 1715, 1768, 1820, 1840, 1904, 1955, 1960, 2080, 2093, 2210, 2254, 2380, 2392, 2548, 2576, 2720, 2737, 2744, 2912, 2990, 3094, 3128, 3185, 3220, 3332, 3430, 3536, 3640, 3680, 3808, 3910, 3920, 4165, 4186, 4420, 4459, 4508, 4760, 4784, 5083, 5096, 5152, 5474, 5488, 5635, 5831, 5980, 6188, 6256, 6370, 6440, 6664, 6860, 7072, 7280, 7735, 7820, 7840, 7889, 8330, 8372, 8840, 8918, 9016, 9520, 9568, 10166, 10192, 10465, 10829, 10948, 10976, 11270, 11662, 11960, 12376, 12512, 12740, 12880, 13328, 13685, 13720, 14560, 14651, 15470, 15640, 15778, 16660, 16744, 17680, 17836, 18032, 19040, 19159, 20332, 20384, 20930, 21658, 21896, 22295, 22540, 23324, 23920, 24752, 25415, 25480, 25760, 26656, 27370, 27440, 29155, 29302, 30940, 31280, 31556, 33320, 33488, 35360, 35581, 35672, 36064, 38318, 39445, 40664, 41860, 43316, 43792, 44590, 45080, 46648, 47840, 49504, 50830, 50960, 54145, 54740, 54880, 58310, 58604, 61880, 62560, 63112, 66640, 66976, 71162, 71344, 73255, 75803, 76636, 78890, 81328, 83720, 86632, 87584, 89180, 90160, 93296, 95795, 101660, 101920, 102557, 108290, 109480, 116620, 117208, 123760, 126224, 133280, 134113, 142324, 142688, 146510, 151606, 153272, 157780, 162656, 167440, 173264, 177905, 178360, 180320, 186592, 191590, 203320, 205114, 216580, 218960, 233240, 234416, 247520, 249067, 252448, 268226, 284648, 293020, 303212, 306544, 315560, 334880, 346528, 355810, 356720, 379015, 383180, 406640, 410228, 433160, 437920, 466480, 468832, 498134, 512785, 536452, 569296, 586040, 606424, 613088, 631120, 670565, 711620, 713440, 758030, 766360, 813280, 820456, 866320, 932960, 996268, 1025570, 1072904, 1138592, 1172080, 1212848, 1245335, 1262240, 1341130, 1423240, 1516060, 1532720, 1640912, 1732640, 1743469, 1992536, 2051140, 2145808, 2344160, 2425696, 2490670, 2682260, 2846480, 3032120, 3065440, 3281824, 3486938, 3985072, 4102280, 4291616, 4981340, 5364520, 5692960, 6064240, 6973876, 7970144, 8204560, 8717345, 9962680, 10729040, 12128480, 13947752, 16409120, 17434690, 19925360, 21458080, 27895504, 34869380, 39850720, 55791008, 69738760, 139477520, 278955040]

約数ペア:

[(1, 278955040), (2, 139477520), (4, 69738760), (5, 55791008), (7, 39850720), (8, 34869380), (10, 27895504), (13, 21458080), (14, 19925360), (16, 17434690), (17, 16409120), (20, 13947752), (23, 12128480), (26, 10729040), (28, 9962680), (32, 8717345), (34, 8204560), (35, 7970144), (40, 6973876), (46, 6064240), (49, 5692960), (52, 5364520), (56, 4981340), (65, 4291616), (68, 4102280), (70, 3985072), (80, 3486938), (85, 3281824), (91, 3065440), (92, 3032120), (98, 2846480), (104, 2682260), (112, 2490670), (115, 2425696), (119, 2344160), (130, 2145808), (136, 2051140), (140, 1992536), (160, 1743469), (161, 1732640), (170, 1640912), (182, 1532720), (184, 1516060), (196, 1423240), (208, 1341130), (221, 1262240), (224, 1245335), (230, 1212848), (238, 1172080), (245, 1138592), (260, 1072904), (272, 1025570), (280, 996268), (299, 932960), (322, 866320), (340, 820456), (343, 813280), (364, 766360), (368, 758030), (391, 713440), (392, 711620), (416, 670565), (442, 631120), (455, 613088), (460, 606424), (476, 586040), (490, 569296), (520, 536452), (544, 512785), (560, 498134), (595, 468832), (598, 466480), (637, 437920), (644, 433160), (680, 410228), (686, 406640), (728, 383180), (736, 379015), (782, 356720), (784, 355810), (805, 346528), (833, 334880), (884, 315560), (910, 306544), (920, 303212), (952, 293020), (980, 284648), (1040, 268226), (1105, 252448), (1120, 249067), (1127, 247520), (1190, 234416), (1196, 233240), (1274, 218960), (1288, 216580), (1360, 205114), (1372, 203320), (1456, 191590), (1495, 186592), (1547, 180320), (1564, 178360), (1568, 177905), (1610, 173264), (1666, 167440), (1715, 162656), (1768, 157780), (1820, 153272), (1840, 151606), (1904, 146510), (1955, 142688), (1960, 142324), (2080, 134113), (2093, 133280), (2210, 126224), (2254, 123760), (2380, 117208), (2392, 116620), (2548, 109480), (2576, 108290), (2720, 102557), (2737, 101920), (2744, 101660), (2912, 95795), (2990, 93296), (3094, 90160), (3128, 89180), (3185, 87584), (3220, 86632), (3332, 83720), (3430, 81328), (3536, 78890), (3640, 76636), (3680, 75803), (3808, 73255), (3910, 71344), (3920, 71162), (4165, 66976), (4186, 66640), (4420, 63112), (4459, 62560), (4508, 61880), (4760, 58604), (4784, 58310), (5083, 54880), (5096, 54740), (5152, 54145), (5474, 50960), (5488, 50830), (5635, 49504), (5831, 47840), (5980, 46648), (6188, 45080), (6256, 44590), (6370, 43792), (6440, 43316), (6664, 41860), (6860, 40664), (7072, 39445), (7280, 38318), (7735, 36064), (7820, 35672), (7840, 35581), (7889, 35360), (8330, 33488), (8372, 33320), (8840, 31556), (8918, 31280), (9016, 30940), (9520, 29302), (9568, 29155), (10166, 27440), (10192, 27370), (10465, 26656), (10829, 25760), (10948, 25480), (10976, 25415), (11270, 24752), (11662, 23920), (11960, 23324), (12376, 22540), (12512, 22295), (12740, 21896), (12880, 21658), (13328, 20930), (13685, 20384), (13720, 20332), (14560, 19159), (14651, 19040), (15470, 18032), (15640, 17836), (15778, 17680), (16660, 16744)]