248633840

素因数分解:

$2^4\times 5^1\times 7^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1$

素因数の和:105

約数の個数: 320

約数和(自身を含む): 787449600

約数和(自身を除く): 538815760

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 17, 20, 26, 28, 34, 35, 40, 41, 49, 52, 56, 65, 68, 70, 80, 82, 85, 91, 98, 104, 112, 119, 130, 136, 140, 164, 170, 182, 196, 205, 208, 221, 238, 245, 260, 272, 280, 287, 328, 340, 343, 364, 392, 410, 442, 455, 476, 490, 520, 533, 560, 574, 595, 637, 656, 680, 686, 697, 728, 784, 820, 833, 884, 910, 952, 980, 1040, 1066, 1105, 1148, 1190, 1274, 1360, 1372, 1394, 1435, 1456, 1547, 1640, 1666, 1715, 1768, 1820, 1904, 1960, 2009, 2132, 2210, 2296, 2380, 2548, 2665, 2744, 2788, 2870, 3094, 3185, 3280, 3332, 3430, 3485, 3536, 3640, 3731, 3920, 4018, 4165, 4264, 4420, 4459, 4592, 4760, 4879, 5096, 5330, 5488, 5576, 5740, 5831, 6188, 6370, 6664, 6860, 6970, 7280, 7462, 7735, 8036, 8330, 8528, 8840, 8918, 9061, 9520, 9758, 10045, 10192, 10660, 10829, 11152, 11480, 11662, 12376, 12740, 13328, 13720, 13940, 14063, 14924, 15470, 16072, 16660, 17680, 17836, 18122, 18655, 19516, 20090, 21320, 21658, 22295, 22960, 23324, 24395, 24752, 25480, 26117, 27440, 27880, 28126, 29155, 29848, 30940, 32144, 33320, 34153, 35672, 36244, 37310, 39032, 40180, 42640, 43316, 44590, 45305, 46648, 48790, 50960, 52234, 54145, 55760, 56252, 58310, 59696, 61880, 63427, 66640, 68306, 70315, 71344, 72488, 74620, 75803, 78064, 80360, 86632, 89180, 90610, 93296, 97580, 104468, 108290, 112504, 116620, 123760, 126854, 130585, 136612, 140630, 144976, 149240, 151606, 160720, 170765, 173264, 178360, 181220, 182819, 195160, 208936, 216580, 225008, 233240, 239071, 253708, 261170, 273224, 281260, 298480, 303212, 317135, 341530, 356720, 362440, 365638, 379015, 390320, 417872, 433160, 443989, 466480, 478142, 507416, 522340, 546448, 562520, 606424, 634270, 683060, 724880, 731276, 758030, 866320, 887978, 914095, 956284, 1014832, 1044680, 1125040, 1195355, 1212848, 1268540, 1366120, 1462552, 1516060, 1775956, 1828190, 1912568, 2089360, 2219945, 2390710, 2537080, 2732240, 2925104, 3032120, 3107923, 3551912, 3656380, 3825136, 4439890, 4781420, 5074160, 6064240, 6215846, 7103824, 7312760, 8879780, 9562840, 12431692, 14625520, 15539615, 17759560, 19125680, 24863384, 31079230, 35519120, 49726768, 62158460, 124316920, 248633840]

約数ペア:

[(1, 248633840), (2, 124316920), (4, 62158460), (5, 49726768), (7, 35519120), (8, 31079230), (10, 24863384), (13, 19125680), (14, 17759560), (16, 15539615), (17, 14625520), (20, 12431692), (26, 9562840), (28, 8879780), (34, 7312760), (35, 7103824), (40, 6215846), (41, 6064240), (49, 5074160), (52, 4781420), (56, 4439890), (65, 3825136), (68, 3656380), (70, 3551912), (80, 3107923), (82, 3032120), (85, 2925104), (91, 2732240), (98, 2537080), (104, 2390710), (112, 2219945), (119, 2089360), (130, 1912568), (136, 1828190), (140, 1775956), (164, 1516060), (170, 1462552), (182, 1366120), (196, 1268540), (205, 1212848), (208, 1195355), (221, 1125040), (238, 1044680), (245, 1014832), (260, 956284), (272, 914095), (280, 887978), (287, 866320), (328, 758030), (340, 731276), (343, 724880), (364, 683060), (392, 634270), (410, 606424), (442, 562520), (455, 546448), (476, 522340), (490, 507416), (520, 478142), (533, 466480), (560, 443989), (574, 433160), (595, 417872), (637, 390320), (656, 379015), (680, 365638), (686, 362440), (697, 356720), (728, 341530), (784, 317135), (820, 303212), (833, 298480), (884, 281260), (910, 273224), (952, 261170), (980, 253708), (1040, 239071), (1066, 233240), (1105, 225008), (1148, 216580), (1190, 208936), (1274, 195160), (1360, 182819), (1372, 181220), (1394, 178360), (1435, 173264), (1456, 170765), (1547, 160720), (1640, 151606), (1666, 149240), (1715, 144976), (1768, 140630), (1820, 136612), (1904, 130585), (1960, 126854), (2009, 123760), (2132, 116620), (2210, 112504), (2296, 108290), (2380, 104468), (2548, 97580), (2665, 93296), (2744, 90610), (2788, 89180), (2870, 86632), (3094, 80360), (3185, 78064), (3280, 75803), (3332, 74620), (3430, 72488), (3485, 71344), (3536, 70315), (3640, 68306), (3731, 66640), (3920, 63427), (4018, 61880), (4165, 59696), (4264, 58310), (4420, 56252), (4459, 55760), (4592, 54145), (4760, 52234), (4879, 50960), (5096, 48790), (5330, 46648), (5488, 45305), (5576, 44590), (5740, 43316), (5831, 42640), (6188, 40180), (6370, 39032), (6664, 37310), (6860, 36244), (6970, 35672), (7280, 34153), (7462, 33320), (7735, 32144), (8036, 30940), (8330, 29848), (8528, 29155), (8840, 28126), (8918, 27880), (9061, 27440), (9520, 26117), (9758, 25480), (10045, 24752), (10192, 24395), (10660, 23324), (10829, 22960), (11152, 22295), (11480, 21658), (11662, 21320), (12376, 20090), (12740, 19516), (13328, 18655), (13720, 18122), (13940, 17836), (14063, 17680), (14924, 16660), (15470, 16072)]