238795480

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1$

素因数の和:162

約数の個数: 256

約数和(自身を含む): 719953920

約数和(自身を除く): 481158440

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 31, 35, 40, 41, 44, 55, 56, 61, 62, 70, 77, 82, 88, 110, 122, 124, 140, 154, 155, 164, 205, 217, 220, 244, 248, 280, 287, 305, 308, 310, 328, 341, 385, 410, 427, 434, 440, 451, 488, 574, 610, 616, 620, 671, 682, 770, 820, 854, 868, 902, 1085, 1148, 1220, 1240, 1271, 1342, 1364, 1435, 1540, 1640, 1705, 1708, 1736, 1804, 1891, 2135, 2170, 2255, 2296, 2387, 2440, 2501, 2542, 2684, 2728, 2870, 3080, 3157, 3355, 3410, 3416, 3608, 3782, 4270, 4340, 4510, 4697, 4774, 5002, 5084, 5368, 5740, 6314, 6355, 6710, 6820, 7564, 8540, 8680, 8897, 9020, 9394, 9455, 9548, 10004, 10168, 11480, 11935, 12505, 12628, 12710, 13237, 13420, 13640, 13981, 15128, 15785, 17080, 17507, 17794, 18040, 18788, 18910, 19096, 20008, 20801, 23485, 23870, 25010, 25256, 25420, 26474, 26840, 27511, 27962, 31570, 35014, 35588, 37576, 37820, 41602, 44485, 46970, 47740, 50020, 50840, 52948, 55022, 55924, 63140, 66185, 69905, 70028, 71176, 75640, 77531, 83204, 87535, 88970, 93940, 95480, 97867, 100040, 104005, 105896, 110044, 111848, 126280, 132370, 137555, 139810, 140056, 145607, 155062, 166408, 175070, 177940, 187880, 192577, 195734, 208010, 220088, 264740, 275110, 279620, 291214, 310124, 350140, 355880, 385154, 387655, 391468, 416020, 489335, 529480, 542717, 550220, 559240, 582428, 620248, 700280, 728035, 770308, 775310, 782936, 832040, 852841, 962885, 978670, 1085434, 1100440, 1164856, 1456070, 1540616, 1550620, 1705682, 1925770, 1957340, 2170868, 2713585, 2912140, 3101240, 3411364, 3851540, 3914680, 4264205, 4341736, 5427170, 5824280, 5969887, 6822728, 7703080, 8528410, 10854340, 11939774, 17056820, 21708680, 23879548, 29849435, 34113640, 47759096, 59698870, 119397740, 238795480]

約数ペア:

[(1, 238795480), (2, 119397740), (4, 59698870), (5, 47759096), (7, 34113640), (8, 29849435), (10, 23879548), (11, 21708680), (14, 17056820), (20, 11939774), (22, 10854340), (28, 8528410), (31, 7703080), (35, 6822728), (40, 5969887), (41, 5824280), (44, 5427170), (55, 4341736), (56, 4264205), (61, 3914680), (62, 3851540), (70, 3411364), (77, 3101240), (82, 2912140), (88, 2713585), (110, 2170868), (122, 1957340), (124, 1925770), (140, 1705682), (154, 1550620), (155, 1540616), (164, 1456070), (205, 1164856), (217, 1100440), (220, 1085434), (244, 978670), (248, 962885), (280, 852841), (287, 832040), (305, 782936), (308, 775310), (310, 770308), (328, 728035), (341, 700280), (385, 620248), (410, 582428), (427, 559240), (434, 550220), (440, 542717), (451, 529480), (488, 489335), (574, 416020), (610, 391468), (616, 387655), (620, 385154), (671, 355880), (682, 350140), (770, 310124), (820, 291214), (854, 279620), (868, 275110), (902, 264740), (1085, 220088), (1148, 208010), (1220, 195734), (1240, 192577), (1271, 187880), (1342, 177940), (1364, 175070), (1435, 166408), (1540, 155062), (1640, 145607), (1705, 140056), (1708, 139810), (1736, 137555), (1804, 132370), (1891, 126280), (2135, 111848), (2170, 110044), (2255, 105896), (2296, 104005), (2387, 100040), (2440, 97867), (2501, 95480), (2542, 93940), (2684, 88970), (2728, 87535), (2870, 83204), (3080, 77531), (3157, 75640), (3355, 71176), (3410, 70028), (3416, 69905), (3608, 66185), (3782, 63140), (4270, 55924), (4340, 55022), (4510, 52948), (4697, 50840), (4774, 50020), (5002, 47740), (5084, 46970), (5368, 44485), (5740, 41602), (6314, 37820), (6355, 37576), (6710, 35588), (6820, 35014), (7564, 31570), (8540, 27962), (8680, 27511), (8897, 26840), (9020, 26474), (9394, 25420), (9455, 25256), (9548, 25010), (10004, 23870), (10168, 23485), (11480, 20801), (11935, 20008), (12505, 19096), (12628, 18910), (12710, 18788), (13237, 18040), (13420, 17794), (13640, 17507), (13981, 17080), (15128, 15785)]