28688616

素因数分解:

$2^3\times 3^2\times {\mathrm{11}}^2\times {\mathrm{37}}^1\times {\mathrm{89}}^1$

素因数の和:160

約数の個数: 144

約数和(自身を含む): 88697700

約数和(自身を除く): 60009084

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 18, 22, 24, 33, 36, 37, 44, 66, 72, 74, 88, 89, 99, 111, 121, 132, 148, 178, 198, 222, 242, 264, 267, 296, 333, 356, 363, 396, 407, 444, 484, 534, 666, 712, 726, 792, 801, 814, 888, 968, 979, 1068, 1089, 1221, 1332, 1452, 1602, 1628, 1958, 2136, 2178, 2442, 2664, 2904, 2937, 3204, 3256, 3293, 3663, 3916, 4356, 4477, 4884, 5874, 6408, 6586, 7326, 7832, 8712, 8811, 8954, 9768, 9879, 10769, 11748, 13172, 13431, 14652, 17622, 17908, 19758, 21538, 23496, 26344, 26862, 29304, 29637, 32307, 35244, 35816, 36223, 39516, 40293, 43076, 53724, 59274, 64614, 70488, 72446, 79032, 80586, 86152, 96921, 107448, 108669, 118548, 129228, 144892, 161172, 193842, 217338, 237096, 258456, 289784, 322344, 326007, 387684, 398453, 434676, 652014, 775368, 796906, 869352, 1195359, 1304028, 1593812, 2390718, 2608056, 3187624, 3586077, 4781436, 7172154, 9562872, 14344308, 28688616]

約数ペア:

[(1, 28688616), (2, 14344308), (3, 9562872), (4, 7172154), (6, 4781436), (8, 3586077), (9, 3187624), (11, 2608056), (12, 2390718), (18, 1593812), (22, 1304028), (24, 1195359), (33, 869352), (36, 796906), (37, 775368), (44, 652014), (66, 434676), (72, 398453), (74, 387684), (88, 326007), (89, 322344), (99, 289784), (111, 258456), (121, 237096), (132, 217338), (148, 193842), (178, 161172), (198, 144892), (222, 129228), (242, 118548), (264, 108669), (267, 107448), (296, 96921), (333, 86152), (356, 80586), (363, 79032), (396, 72446), (407, 70488), (444, 64614), (484, 59274), (534, 53724), (666, 43076), (712, 40293), (726, 39516), (792, 36223), (801, 35816), (814, 35244), (888, 32307), (968, 29637), (979, 29304), (1068, 26862), (1089, 26344), (1221, 23496), (1332, 21538), (1452, 19758), (1602, 17908), (1628, 17622), (1958, 14652), (2136, 13431), (2178, 13172), (2442, 11748), (2664, 10769), (2904, 9879), (2937, 9768), (3204, 8954), (3256, 8811), (3293, 8712), (3663, 7832), (3916, 7326), (4356, 6586), (4477, 6408), (4884, 5874)]