628931472

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1$

素因数の和:170

約数の個数: 240

約数和(自身を含む): 1890878976

約数和(自身を除く): 1261947504

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 31, 39, 41, 48, 52, 61, 62, 78, 82, 93, 104, 122, 123, 124, 156, 164, 169, 183, 186, 208, 244, 246, 248, 312, 328, 338, 366, 372, 403, 488, 492, 496, 507, 533, 624, 656, 676, 732, 744, 793, 806, 976, 984, 1014, 1066, 1209, 1271, 1352, 1464, 1488, 1586, 1599, 1612, 1891, 1968, 2028, 2132, 2379, 2418, 2501, 2542, 2704, 2928, 3172, 3198, 3224, 3782, 3813, 4056, 4264, 4758, 4836, 5002, 5084, 5239, 5673, 6344, 6396, 6448, 6929, 7503, 7564, 7626, 8112, 8528, 9516, 9672, 10004, 10168, 10309, 10478, 11346, 12688, 12792, 13858, 15006, 15128, 15252, 15717, 16523, 19032, 19344, 20008, 20336, 20618, 20787, 20956, 22692, 24583, 25584, 27716, 30012, 30256, 30504, 30927, 31434, 32513, 33046, 38064, 40016, 41236, 41574, 41912, 45384, 49166, 49569, 55432, 60024, 61008, 61854, 62868, 65026, 66092, 73749, 77531, 82472, 83148, 83824, 90768, 97539, 98332, 99138, 110864, 120048, 123708, 125736, 130052, 132184, 147498, 155062, 164944, 166296, 195078, 196664, 198276, 214799, 232593, 247416, 251472, 260104, 264368, 294996, 310124, 319579, 332592, 390156, 393328, 396552, 422669, 429598, 465186, 494832, 520208, 589992, 620248, 639158, 644397, 780312, 793104, 845338, 859196, 930372, 958737, 1007903, 1179984, 1240496, 1268007, 1278316, 1288794, 1560624, 1690676, 1718392, 1860744, 1917474, 2015806, 2536014, 2556632, 2577588, 3023709, 3381352, 3436784, 3721488, 3834948, 4031612, 5072028, 5113264, 5155176, 6047418, 6762704, 7669896, 8063224, 10144056, 10310352, 12094836, 13102739, 15339792, 16126448, 20288112, 24189672, 26205478, 39308217, 48379344, 52410956, 78616434, 104821912, 157232868, 209643824, 314465736, 628931472]

約数ペア:

[(1, 628931472), (2, 314465736), (3, 209643824), (4, 157232868), (6, 104821912), (8, 78616434), (12, 52410956), (13, 48379344), (16, 39308217), (24, 26205478), (26, 24189672), (31, 20288112), (39, 16126448), (41, 15339792), (48, 13102739), (52, 12094836), (61, 10310352), (62, 10144056), (78, 8063224), (82, 7669896), (93, 6762704), (104, 6047418), (122, 5155176), (123, 5113264), (124, 5072028), (156, 4031612), (164, 3834948), (169, 3721488), (183, 3436784), (186, 3381352), (208, 3023709), (244, 2577588), (246, 2556632), (248, 2536014), (312, 2015806), (328, 1917474), (338, 1860744), (366, 1718392), (372, 1690676), (403, 1560624), (488, 1288794), (492, 1278316), (496, 1268007), (507, 1240496), (533, 1179984), (624, 1007903), (656, 958737), (676, 930372), (732, 859196), (744, 845338), (793, 793104), (806, 780312), (976, 644397), (984, 639158), (1014, 620248), (1066, 589992), (1209, 520208), (1271, 494832), (1352, 465186), (1464, 429598), (1488, 422669), (1586, 396552), (1599, 393328), (1612, 390156), (1891, 332592), (1968, 319579), (2028, 310124), (2132, 294996), (2379, 264368), (2418, 260104), (2501, 251472), (2542, 247416), (2704, 232593), (2928, 214799), (3172, 198276), (3198, 196664), (3224, 195078), (3782, 166296), (3813, 164944), (4056, 155062), (4264, 147498), (4758, 132184), (4836, 130052), (5002, 125736), (5084, 123708), (5239, 120048), (5673, 110864), (6344, 99138), (6396, 98332), (6448, 97539), (6929, 90768), (7503, 83824), (7564, 83148), (7626, 82472), (8112, 77531), (8528, 73749), (9516, 66092), (9672, 65026), (10004, 62868), (10168, 61854), (10309, 61008), (10478, 60024), (11346, 55432), (12688, 49569), (12792, 49166), (13858, 45384), (15006, 41912), (15128, 41574), (15252, 41236), (15717, 40016), (16523, 38064), (19032, 33046), (19344, 32513), (20008, 31434), (20336, 30927), (20618, 30504), (20787, 30256), (20956, 30012), (22692, 27716), (24583, 25584)]