1236381184

素因数分解:

$2^9\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{1277}}^1$

素因数の和:1387

約数の個数: 80

約数和(自身を含む): 2593869696

約数和(自身を除く): 1357488512

約数列:

[1, 2, 4, 8, 16, 31, 32, 61, 62, 64, 122, 124, 128, 244, 248, 256, 488, 496, 512, 976, 992, 1277, 1891, 1952, 1984, 2554, 3782, 3904, 3968, 5108, 7564, 7808, 7936, 10216, 15128, 15616, 15872, 20432, 30256, 31232, 39587, 40864, 60512, 77897, 79174, 81728, 121024, 155794, 158348, 163456, 242048, 311588, 316696, 326912, 484096, 623176, 633392, 653824, 968192, 1246352, 1266784, 2414807, 2492704, 2533568, 4829614, 4985408, 5067136, 9659228, 9970816, 10134272, 19318456, 19941632, 20268544, 38636912, 39883264, 77273824, 154547648, 309095296, 618190592, 1236381184]

約数ペア:

[(1, 1236381184), (2, 618190592), (4, 309095296), (8, 154547648), (16, 77273824), (31, 39883264), (32, 38636912), (61, 20268544), (62, 19941632), (64, 19318456), (122, 10134272), (124, 9970816), (128, 9659228), (244, 5067136), (248, 4985408), (256, 4829614), (488, 2533568), (496, 2492704), (512, 2414807), (976, 1266784), (992, 1246352), (1277, 968192), (1891, 653824), (1952, 633392), (1984, 623176), (2554, 484096), (3782, 326912), (3904, 316696), (3968, 311588), (5108, 242048), (7564, 163456), (7808, 158348), (7936, 155794), (10216, 121024), (15128, 81728), (15616, 79174), (15872, 77897), (20432, 60512), (30256, 40864), (31232, 39587)]