28722528

素因数分解:

$2^5\times 3^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{181}}^1$

素因数の和:245

約数の個数: 144

約数和(自身を含む): 89434800

約数和(自身を除く): 60712272

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 29, 32, 36, 38, 48, 57, 58, 72, 76, 87, 96, 114, 116, 144, 152, 171, 174, 181, 228, 232, 261, 288, 304, 342, 348, 362, 456, 464, 522, 543, 551, 608, 684, 696, 724, 912, 928, 1044, 1086, 1102, 1368, 1392, 1448, 1629, 1653, 1824, 2088, 2172, 2204, 2736, 2784, 2896, 3258, 3306, 3439, 4176, 4344, 4408, 4959, 5249, 5472, 5792, 6516, 6612, 6878, 8352, 8688, 8816, 9918, 10317, 10498, 13032, 13224, 13756, 15747, 17376, 17632, 19836, 20634, 20996, 26064, 26448, 27512, 30951, 31494, 39672, 41268, 41992, 47241, 52128, 52896, 55024, 61902, 62988, 79344, 82536, 83984, 94482, 99731, 110048, 123804, 125976, 158688, 165072, 167968, 188964, 199462, 247608, 251952, 299193, 330144, 377928, 398924, 495216, 503904, 598386, 755856, 797848, 897579, 990432, 1196772, 1511712, 1595696, 1795158, 2393544, 3191392, 3590316, 4787088, 7180632, 9574176, 14361264, 28722528]

約数ペア:

[(1, 28722528), (2, 14361264), (3, 9574176), (4, 7180632), (6, 4787088), (8, 3590316), (9, 3191392), (12, 2393544), (16, 1795158), (18, 1595696), (19, 1511712), (24, 1196772), (29, 990432), (32, 897579), (36, 797848), (38, 755856), (48, 598386), (57, 503904), (58, 495216), (72, 398924), (76, 377928), (87, 330144), (96, 299193), (114, 251952), (116, 247608), (144, 199462), (152, 188964), (171, 167968), (174, 165072), (181, 158688), (228, 125976), (232, 123804), (261, 110048), (288, 99731), (304, 94482), (342, 83984), (348, 82536), (362, 79344), (456, 62988), (464, 61902), (522, 55024), (543, 52896), (551, 52128), (608, 47241), (684, 41992), (696, 41268), (724, 39672), (912, 31494), (928, 30951), (1044, 27512), (1086, 26448), (1102, 26064), (1368, 20996), (1392, 20634), (1448, 19836), (1629, 17632), (1653, 17376), (1824, 15747), (2088, 13756), (2172, 13224), (2204, 13032), (2736, 10498), (2784, 10317), (2896, 9918), (3258, 8816), (3306, 8688), (3439, 8352), (4176, 6878), (4344, 6612), (4408, 6516), (4959, 5792), (5249, 5472)]