490337120

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{283}}^1$

素因数の和:342

約数の個数: 288

約数和(自身を含む): 1542004128

約数和(自身を除く): 1051667008

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 17, 20, 26, 28, 32, 34, 35, 40, 49, 52, 56, 65, 68, 70, 80, 85, 91, 98, 104, 112, 119, 130, 136, 140, 160, 170, 182, 196, 208, 221, 224, 238, 245, 260, 272, 280, 283, 340, 364, 392, 416, 442, 455, 476, 490, 520, 544, 560, 566, 595, 637, 680, 728, 784, 833, 884, 910, 952, 980, 1040, 1105, 1120, 1132, 1190, 1274, 1360, 1415, 1456, 1547, 1568, 1666, 1768, 1820, 1904, 1960, 1981, 2080, 2210, 2264, 2380, 2548, 2720, 2830, 2912, 3094, 3185, 3332, 3536, 3640, 3679, 3808, 3920, 3962, 4165, 4420, 4528, 4760, 4811, 5096, 5660, 6188, 6370, 6664, 7072, 7280, 7358, 7735, 7840, 7924, 8330, 8840, 9056, 9520, 9622, 9905, 10192, 10829, 11320, 12376, 12740, 13328, 13867, 14560, 14716, 15470, 15848, 16660, 17680, 18395, 19040, 19244, 19810, 20384, 21658, 22640, 24055, 24752, 25480, 25753, 26656, 27734, 29432, 30940, 31696, 33320, 33677, 35360, 36790, 38488, 39620, 43316, 45280, 48110, 49504, 50960, 51506, 54145, 55468, 58864, 61880, 62543, 63392, 66640, 67354, 69335, 73580, 76976, 79240, 86632, 96220, 101920, 103012, 108290, 110936, 117728, 123760, 125086, 128765, 133280, 134708, 138670, 147160, 153952, 158480, 168385, 173264, 180271, 192440, 206024, 216580, 221872, 235739, 247520, 250172, 257530, 269416, 277340, 294320, 312715, 316960, 336770, 346528, 360542, 384880, 412048, 433160, 437801, 443744, 471478, 500344, 515060, 538832, 554680, 588640, 625430, 673540, 721084, 769760, 824096, 866320, 875602, 901355, 942956, 1000688, 1030120, 1077664, 1109360, 1178695, 1250860, 1347080, 1442168, 1732640, 1751204, 1802710, 1885912, 2001376, 2060240, 2189005, 2218720, 2357390, 2501720, 2694160, 2884336, 3064607, 3502408, 3605420, 3771824, 4120480, 4378010, 4714780, 5003440, 5388320, 5768672, 6129214, 7004816, 7210840, 7543648, 8756020, 9429560, 10006880, 12258428, 14009632, 14421680, 15323035, 17512040, 18859120, 24516856, 28843360, 30646070, 35024080, 37718240, 49033712, 61292140, 70048160, 98067424, 122584280, 245168560, 490337120]

約数ペア:

[(1, 490337120), (2, 245168560), (4, 122584280), (5, 98067424), (7, 70048160), (8, 61292140), (10, 49033712), (13, 37718240), (14, 35024080), (16, 30646070), (17, 28843360), (20, 24516856), (26, 18859120), (28, 17512040), (32, 15323035), (34, 14421680), (35, 14009632), (40, 12258428), (49, 10006880), (52, 9429560), (56, 8756020), (65, 7543648), (68, 7210840), (70, 7004816), (80, 6129214), (85, 5768672), (91, 5388320), (98, 5003440), (104, 4714780), (112, 4378010), (119, 4120480), (130, 3771824), (136, 3605420), (140, 3502408), (160, 3064607), (170, 2884336), (182, 2694160), (196, 2501720), (208, 2357390), (221, 2218720), (224, 2189005), (238, 2060240), (245, 2001376), (260, 1885912), (272, 1802710), (280, 1751204), (283, 1732640), (340, 1442168), (364, 1347080), (392, 1250860), (416, 1178695), (442, 1109360), (455, 1077664), (476, 1030120), (490, 1000688), (520, 942956), (544, 901355), (560, 875602), (566, 866320), (595, 824096), (637, 769760), (680, 721084), (728, 673540), (784, 625430), (833, 588640), (884, 554680), (910, 538832), (952, 515060), (980, 500344), (1040, 471478), (1105, 443744), (1120, 437801), (1132, 433160), (1190, 412048), (1274, 384880), (1360, 360542), (1415, 346528), (1456, 336770), (1547, 316960), (1568, 312715), (1666, 294320), (1768, 277340), (1820, 269416), (1904, 257530), (1960, 250172), (1981, 247520), (2080, 235739), (2210, 221872), (2264, 216580), (2380, 206024), (2548, 192440), (2720, 180271), (2830, 173264), (2912, 168385), (3094, 158480), (3185, 153952), (3332, 147160), (3536, 138670), (3640, 134708), (3679, 133280), (3808, 128765), (3920, 125086), (3962, 123760), (4165, 117728), (4420, 110936), (4528, 108290), (4760, 103012), (4811, 101920), (5096, 96220), (5660, 86632), (6188, 79240), (6370, 76976), (6664, 73580), (7072, 69335), (7280, 67354), (7358, 66640), (7735, 63392), (7840, 62543), (7924, 61880), (8330, 58864), (8840, 55468), (9056, 54145), (9520, 51506), (9622, 50960), (9905, 49504), (10192, 48110), (10829, 45280), (11320, 43316), (12376, 39620), (12740, 38488), (13328, 36790), (13867, 35360), (14560, 33677), (14716, 33320), (15470, 31696), (15848, 30940), (16660, 29432), (17680, 27734), (18395, 26656), (19040, 25753), (19244, 25480), (19810, 24752), (20384, 24055), (21658, 22640)]