72811648

素因数分解:

$2^7\times 7^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1$

素因数の和:107

約数の個数: 192

約数和(自身を含む): 195350400

約数和(自身を除く): 122538752

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 19, 26, 28, 32, 38, 47, 49, 52, 56, 64, 76, 91, 94, 98, 104, 112, 128, 133, 152, 182, 188, 196, 208, 224, 247, 266, 304, 329, 364, 376, 392, 416, 448, 494, 532, 608, 611, 637, 658, 728, 752, 784, 832, 893, 896, 931, 988, 1064, 1216, 1222, 1274, 1316, 1456, 1504, 1568, 1664, 1729, 1786, 1862, 1976, 2128, 2303, 2432, 2444, 2548, 2632, 2912, 3008, 3136, 3458, 3572, 3724, 3952, 4256, 4277, 4606, 4888, 5096, 5264, 5824, 6016, 6251, 6272, 6916, 7144, 7448, 7904, 8512, 8554, 9212, 9776, 10192, 10528, 11609, 11648, 12103, 12502, 13832, 14288, 14896, 15808, 17024, 17108, 18424, 19552, 20384, 21056, 23218, 24206, 25004, 27664, 28576, 29792, 29939, 31616, 34216, 36848, 39104, 40768, 42112, 43757, 46436, 48412, 50008, 55328, 57152, 59584, 59878, 68432, 73696, 78208, 81263, 81536, 87514, 92872, 96824, 100016, 110656, 114304, 119168, 119756, 136864, 147392, 162526, 175028, 185744, 193648, 200032, 221312, 239512, 273728, 294784, 325052, 350056, 371488, 387296, 400064, 479024, 547456, 568841, 650104, 700112, 742976, 774592, 800128, 958048, 1137682, 1300208, 1400224, 1485952, 1549184, 1916096, 2275364, 2600416, 2800448, 3832192, 4550728, 5200832, 5600896, 9101456, 10401664, 18202912, 36405824, 72811648]

約数ペア:

[(1, 72811648), (2, 36405824), (4, 18202912), (7, 10401664), (8, 9101456), (13, 5600896), (14, 5200832), (16, 4550728), (19, 3832192), (26, 2800448), (28, 2600416), (32, 2275364), (38, 1916096), (47, 1549184), (49, 1485952), (52, 1400224), (56, 1300208), (64, 1137682), (76, 958048), (91, 800128), (94, 774592), (98, 742976), (104, 700112), (112, 650104), (128, 568841), (133, 547456), (152, 479024), (182, 400064), (188, 387296), (196, 371488), (208, 350056), (224, 325052), (247, 294784), (266, 273728), (304, 239512), (329, 221312), (364, 200032), (376, 193648), (392, 185744), (416, 175028), (448, 162526), (494, 147392), (532, 136864), (608, 119756), (611, 119168), (637, 114304), (658, 110656), (728, 100016), (752, 96824), (784, 92872), (832, 87514), (893, 81536), (896, 81263), (931, 78208), (988, 73696), (1064, 68432), (1216, 59878), (1222, 59584), (1274, 57152), (1316, 55328), (1456, 50008), (1504, 48412), (1568, 46436), (1664, 43757), (1729, 42112), (1786, 40768), (1862, 39104), (1976, 36848), (2128, 34216), (2303, 31616), (2432, 29939), (2444, 29792), (2548, 28576), (2632, 27664), (2912, 25004), (3008, 24206), (3136, 23218), (3458, 21056), (3572, 20384), (3724, 19552), (3952, 18424), (4256, 17108), (4277, 17024), (4606, 15808), (4888, 14896), (5096, 14288), (5264, 13832), (5824, 12502), (6016, 12103), (6251, 11648), (6272, 11609), (6916, 10528), (7144, 10192), (7448, 9776), (7904, 9212), (8512, 8554)]