78219960

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1$

素因数の和:95

約数の個数: 384

約数和(自身を含む): 316224000

約数和(自身を除く): 238004040

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 19, 20, 21, 24, 26, 28, 29, 30, 35, 38, 39, 40, 42, 52, 56, 57, 58, 60, 65, 70, 76, 78, 84, 87, 91, 95, 104, 105, 114, 116, 120, 130, 133, 140, 145, 152, 156, 168, 169, 174, 182, 190, 195, 203, 210, 228, 232, 247, 260, 266, 273, 280, 285, 290, 312, 338, 348, 364, 377, 380, 390, 399, 406, 420, 435, 455, 456, 494, 507, 520, 532, 546, 551, 570, 580, 609, 665, 676, 696, 728, 741, 754, 760, 780, 798, 812, 840, 845, 870, 910, 988, 1014, 1015, 1064, 1092, 1102, 1131, 1140, 1160, 1183, 1218, 1235, 1330, 1352, 1365, 1482, 1508, 1560, 1596, 1624, 1653, 1690, 1729, 1740, 1820, 1885, 1976, 1995, 2028, 2030, 2184, 2204, 2262, 2280, 2366, 2436, 2470, 2535, 2639, 2660, 2730, 2755, 2964, 3016, 3045, 3192, 3211, 3306, 3380, 3458, 3480, 3549, 3640, 3705, 3770, 3857, 3990, 4056, 4060, 4408, 4524, 4732, 4872, 4901, 4940, 5070, 5187, 5278, 5320, 5460, 5510, 5655, 5915, 5928, 6090, 6422, 6612, 6760, 6916, 7098, 7163, 7410, 7540, 7714, 7917, 7980, 8120, 8265, 8645, 9048, 9464, 9633, 9802, 9880, 10140, 10374, 10556, 10920, 11020, 11310, 11571, 11830, 12180, 12844, 13195, 13224, 13832, 14196, 14326, 14703, 14820, 15080, 15428, 15834, 15960, 16055, 16530, 17290, 17745, 19266, 19285, 19604, 20280, 20748, 21112, 21489, 22040, 22477, 22620, 23142, 23660, 24360, 24505, 25688, 25935, 26390, 28392, 28652, 29406, 29640, 30856, 31668, 32110, 33060, 34307, 34580, 35490, 35815, 38532, 38570, 39208, 39585, 41496, 42978, 44954, 45240, 46284, 47320, 48165, 49010, 50141, 51870, 52780, 57304, 57855, 58812, 63336, 64220, 66120, 67431, 68614, 69160, 70980, 71630, 73515, 77064, 77140, 79170, 85956, 89908, 92568, 93119, 96330, 98020, 100282, 102921, 103740, 105560, 107445, 112385, 115710, 117624, 128440, 134862, 137228, 141960, 143260, 147030, 150423, 154280, 158340, 171535, 171912, 179816, 186238, 192660, 196040, 200564, 205842, 207480, 214890, 224770, 231420, 250705, 269724, 274456, 279357, 286520, 294060, 300846, 316680, 337155, 343070, 372476, 385320, 401128, 411684, 429780, 449540, 462840, 465595, 501410, 514605, 539448, 558714, 588120, 601692, 651833, 674310, 686140, 744952, 752115, 823368, 859560, 899080, 931190, 1002820, 1029210, 1117428, 1203384, 1303666, 1348620, 1372280, 1396785, 1504230, 1862380, 1955499, 2005640, 2058420, 2234856, 2607332, 2697240, 2793570, 3008460, 3259165, 3724760, 3910998, 4116840, 5214664, 5587140, 6016920, 6518330, 7821996, 9777495, 11174280, 13036660, 15643992, 19554990, 26073320, 39109980, 78219960]

約数ペア:

[(1, 78219960), (2, 39109980), (3, 26073320), (4, 19554990), (5, 15643992), (6, 13036660), (7, 11174280), (8, 9777495), (10, 7821996), (12, 6518330), (13, 6016920), (14, 5587140), (15, 5214664), (19, 4116840), (20, 3910998), (21, 3724760), (24, 3259165), (26, 3008460), (28, 2793570), (29, 2697240), (30, 2607332), (35, 2234856), (38, 2058420), (39, 2005640), (40, 1955499), (42, 1862380), (52, 1504230), (56, 1396785), (57, 1372280), (58, 1348620), (60, 1303666), (65, 1203384), (70, 1117428), (76, 1029210), (78, 1002820), (84, 931190), (87, 899080), (91, 859560), (95, 823368), (104, 752115), (105, 744952), (114, 686140), (116, 674310), (120, 651833), (130, 601692), (133, 588120), (140, 558714), (145, 539448), (152, 514605), (156, 501410), (168, 465595), (169, 462840), (174, 449540), (182, 429780), (190, 411684), (195, 401128), (203, 385320), (210, 372476), (228, 343070), (232, 337155), (247, 316680), (260, 300846), (266, 294060), (273, 286520), (280, 279357), (285, 274456), (290, 269724), (312, 250705), (338, 231420), (348, 224770), (364, 214890), (377, 207480), (380, 205842), (390, 200564), (399, 196040), (406, 192660), (420, 186238), (435, 179816), (455, 171912), (456, 171535), (494, 158340), (507, 154280), (520, 150423), (532, 147030), (546, 143260), (551, 141960), (570, 137228), (580, 134862), (609, 128440), (665, 117624), (676, 115710), (696, 112385), (728, 107445), (741, 105560), (754, 103740), (760, 102921), (780, 100282), (798, 98020), (812, 96330), (840, 93119), (845, 92568), (870, 89908), (910, 85956), (988, 79170), (1014, 77140), (1015, 77064), (1064, 73515), (1092, 71630), (1102, 70980), (1131, 69160), (1140, 68614), (1160, 67431), (1183, 66120), (1218, 64220), (1235, 63336), (1330, 58812), (1352, 57855), (1365, 57304), (1482, 52780), (1508, 51870), (1560, 50141), (1596, 49010), (1624, 48165), (1653, 47320), (1690, 46284), (1729, 45240), (1740, 44954), (1820, 42978), (1885, 41496), (1976, 39585), (1995, 39208), (2028, 38570), (2030, 38532), (2184, 35815), (2204, 35490), (2262, 34580), (2280, 34307), (2366, 33060), (2436, 32110), (2470, 31668), (2535, 30856), (2639, 29640), (2660, 29406), (2730, 28652), (2755, 28392), (2964, 26390), (3016, 25935), (3045, 25688), (3192, 24505), (3211, 24360), (3306, 23660), (3380, 23142), (3458, 22620), (3480, 22477), (3549, 22040), (3640, 21489), (3705, 21112), (3770, 20748), (3857, 20280), (3990, 19604), (4056, 19285), (4060, 19266), (4408, 17745), (4524, 17290), (4732, 16530), (4872, 16055), (4901, 15960), (4940, 15834), (5070, 15428), (5187, 15080), (5278, 14820), (5320, 14703), (5460, 14326), (5510, 14196), (5655, 13832), (5915, 13224), (5928, 13195), (6090, 12844), (6422, 12180), (6612, 11830), (6760, 11571), (6916, 11310), (7098, 11020), (7163, 10920), (7410, 10556), (7540, 10374), (7714, 10140), (7917, 9880), (7980, 9802), (8120, 9633), (8265, 9464), (8645, 9048)]