305857440

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{1597}}^1$

素因数の和:1644

約数の個数: 288

約数和(自身を含む): 1256411520

約数和(自身を除く): 950554080

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 19, 20, 21, 24, 28, 30, 32, 35, 36, 38, 40, 42, 45, 48, 56, 57, 60, 63, 70, 72, 76, 80, 84, 90, 95, 96, 105, 112, 114, 120, 126, 133, 140, 144, 152, 160, 168, 171, 180, 190, 210, 224, 228, 240, 252, 266, 280, 285, 288, 304, 315, 336, 342, 360, 380, 399, 420, 456, 480, 504, 532, 560, 570, 608, 630, 665, 672, 684, 720, 760, 798, 840, 855, 912, 1008, 1064, 1120, 1140, 1197, 1260, 1330, 1368, 1440, 1520, 1596, 1597, 1680, 1710, 1824, 1995, 2016, 2128, 2280, 2394, 2520, 2660, 2736, 3040, 3192, 3194, 3360, 3420, 3990, 4256, 4560, 4788, 4791, 5040, 5320, 5472, 5985, 6384, 6388, 6840, 7980, 7985, 9120, 9576, 9582, 10080, 10640, 11179, 11970, 12768, 12776, 13680, 14373, 15960, 15970, 19152, 19164, 21280, 22358, 23940, 23955, 25552, 27360, 28746, 30343, 31920, 31940, 33537, 38304, 38328, 44716, 47880, 47910, 51104, 55895, 57492, 60686, 63840, 63880, 67074, 71865, 76656, 89432, 91029, 95760, 95820, 100611, 111790, 114984, 121372, 127760, 134148, 143730, 151715, 153312, 167685, 178864, 182058, 191520, 191640, 201222, 212401, 223580, 229968, 242744, 255520, 268296, 273087, 287460, 303430, 335370, 357728, 364116, 383280, 402444, 424802, 447160, 455145, 459936, 485488, 503055, 536592, 546174, 574920, 606860, 637203, 670740, 728232, 766560, 804888, 849604, 894320, 910290, 970976, 1006110, 1062005, 1073184, 1092348, 1149840, 1213720, 1274406, 1341480, 1365435, 1456464, 1609776, 1699208, 1788640, 1820580, 1911609, 2012220, 2124010, 2184696, 2299680, 2427440, 2548812, 2682960, 2730870, 2912928, 3186015, 3219552, 3398416, 3641160, 3823218, 4024440, 4248020, 4369392, 4854880, 5097624, 5365920, 5461740, 6372030, 6796832, 7282320, 7646436, 8048880, 8496040, 8738784, 9558045, 10195248, 10923480, 12744060, 14564640, 15292872, 16097760, 16992080, 19116090, 20390496, 21846960, 25488120, 30585744, 33984160, 38232180, 43693920, 50976240, 61171488, 76464360, 101952480, 152928720, 305857440]

約数ペア:

[(1, 305857440), (2, 152928720), (3, 101952480), (4, 76464360), (5, 61171488), (6, 50976240), (7, 43693920), (8, 38232180), (9, 33984160), (10, 30585744), (12, 25488120), (14, 21846960), (15, 20390496), (16, 19116090), (18, 16992080), (19, 16097760), (20, 15292872), (21, 14564640), (24, 12744060), (28, 10923480), (30, 10195248), (32, 9558045), (35, 8738784), (36, 8496040), (38, 8048880), (40, 7646436), (42, 7282320), (45, 6796832), (48, 6372030), (56, 5461740), (57, 5365920), (60, 5097624), (63, 4854880), (70, 4369392), (72, 4248020), (76, 4024440), (80, 3823218), (84, 3641160), (90, 3398416), (95, 3219552), (96, 3186015), (105, 2912928), (112, 2730870), (114, 2682960), (120, 2548812), (126, 2427440), (133, 2299680), (140, 2184696), (144, 2124010), (152, 2012220), (160, 1911609), (168, 1820580), (171, 1788640), (180, 1699208), (190, 1609776), (210, 1456464), (224, 1365435), (228, 1341480), (240, 1274406), (252, 1213720), (266, 1149840), (280, 1092348), (285, 1073184), (288, 1062005), (304, 1006110), (315, 970976), (336, 910290), (342, 894320), (360, 849604), (380, 804888), (399, 766560), (420, 728232), (456, 670740), (480, 637203), (504, 606860), (532, 574920), (560, 546174), (570, 536592), (608, 503055), (630, 485488), (665, 459936), (672, 455145), (684, 447160), (720, 424802), (760, 402444), (798, 383280), (840, 364116), (855, 357728), (912, 335370), (1008, 303430), (1064, 287460), (1120, 273087), (1140, 268296), (1197, 255520), (1260, 242744), (1330, 229968), (1368, 223580), (1440, 212401), (1520, 201222), (1596, 191640), (1597, 191520), (1680, 182058), (1710, 178864), (1824, 167685), (1995, 153312), (2016, 151715), (2128, 143730), (2280, 134148), (2394, 127760), (2520, 121372), (2660, 114984), (2736, 111790), (3040, 100611), (3192, 95820), (3194, 95760), (3360, 91029), (3420, 89432), (3990, 76656), (4256, 71865), (4560, 67074), (4788, 63880), (4791, 63840), (5040, 60686), (5320, 57492), (5472, 55895), (5985, 51104), (6384, 47910), (6388, 47880), (6840, 44716), (7980, 38328), (7985, 38304), (9120, 33537), (9576, 31940), (9582, 31920), (10080, 30343), (10640, 28746), (11179, 27360), (11970, 25552), (12768, 23955), (12776, 23940), (13680, 22358), (14373, 21280), (15960, 19164), (15970, 19152)]