28272768

素因数分解:

$2^7\times 3^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1$

素因数の和:166

約数の個数: 128

約数和(自身を含む): 81959040

約数和(自身を除く): 53686272

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 17, 24, 32, 34, 48, 51, 61, 64, 68, 71, 96, 102, 122, 128, 136, 142, 183, 192, 204, 213, 244, 272, 284, 366, 384, 408, 426, 488, 544, 568, 732, 816, 852, 976, 1037, 1088, 1136, 1207, 1464, 1632, 1704, 1952, 2074, 2176, 2272, 2414, 2928, 3111, 3264, 3408, 3621, 3904, 4148, 4331, 4544, 4828, 5856, 6222, 6528, 6816, 7242, 7808, 8296, 8662, 9088, 9656, 11712, 12444, 12993, 13632, 14484, 16592, 17324, 19312, 23424, 24888, 25986, 27264, 28968, 33184, 34648, 38624, 49776, 51972, 57936, 66368, 69296, 73627, 77248, 99552, 103944, 115872, 132736, 138592, 147254, 154496, 199104, 207888, 220881, 231744, 277184, 294508, 398208, 415776, 441762, 463488, 554368, 589016, 831552, 883524, 1178032, 1663104, 1767048, 2356064, 3534096, 4712128, 7068192, 9424256, 14136384, 28272768]

約数ペア:

[(1, 28272768), (2, 14136384), (3, 9424256), (4, 7068192), (6, 4712128), (8, 3534096), (12, 2356064), (16, 1767048), (17, 1663104), (24, 1178032), (32, 883524), (34, 831552), (48, 589016), (51, 554368), (61, 463488), (64, 441762), (68, 415776), (71, 398208), (96, 294508), (102, 277184), (122, 231744), (128, 220881), (136, 207888), (142, 199104), (183, 154496), (192, 147254), (204, 138592), (213, 132736), (244, 115872), (272, 103944), (284, 99552), (366, 77248), (384, 73627), (408, 69296), (426, 66368), (488, 57936), (544, 51972), (568, 49776), (732, 38624), (816, 34648), (852, 33184), (976, 28968), (1037, 27264), (1088, 25986), (1136, 24888), (1207, 23424), (1464, 19312), (1632, 17324), (1704, 16592), (1952, 14484), (2074, 13632), (2176, 12993), (2272, 12444), (2414, 11712), (2928, 9656), (3111, 9088), (3264, 8662), (3408, 8296), (3621, 7808), (3904, 7242), (4148, 6816), (4331, 6528), (4544, 6222), (4828, 5856)]