388729088

素因数分解:

$2^8\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{73}}^1$

素因数の和:192

約数の個数: 144

約数和(自身を含む): 900275712

約数和(自身を除く): 511546624

約数列:

[1, 2, 4, 8, 11, 16, 22, 31, 32, 44, 61, 62, 64, 73, 88, 122, 124, 128, 146, 176, 244, 248, 256, 292, 341, 352, 488, 496, 584, 671, 682, 704, 803, 976, 992, 1168, 1342, 1364, 1408, 1606, 1891, 1952, 1984, 2263, 2336, 2684, 2728, 2816, 3212, 3782, 3904, 3968, 4453, 4526, 4672, 5368, 5456, 6424, 7564, 7808, 7936, 8906, 9052, 9344, 10736, 10912, 12848, 15128, 15616, 17812, 18104, 18688, 20801, 21472, 21824, 24893, 25696, 30256, 35624, 36208, 41602, 42944, 43648, 48983, 49786, 51392, 60512, 71248, 72416, 83204, 85888, 87296, 97966, 99572, 102784, 121024, 138043, 142496, 144832, 166408, 171776, 195932, 199144, 205568, 242048, 276086, 284992, 289664, 332816, 391864, 398288, 484096, 552172, 569984, 579328, 665632, 783728, 796576, 1104344, 1139968, 1331264, 1518473, 1567456, 1593152, 2208688, 2662528, 3036946, 3134912, 3186304, 4417376, 5325056, 6073892, 6269824, 6372608, 8834752, 12147784, 12539648, 17669504, 24295568, 35339008, 48591136, 97182272, 194364544, 388729088]

約数ペア:

[(1, 388729088), (2, 194364544), (4, 97182272), (8, 48591136), (11, 35339008), (16, 24295568), (22, 17669504), (31, 12539648), (32, 12147784), (44, 8834752), (61, 6372608), (62, 6269824), (64, 6073892), (73, 5325056), (88, 4417376), (122, 3186304), (124, 3134912), (128, 3036946), (146, 2662528), (176, 2208688), (244, 1593152), (248, 1567456), (256, 1518473), (292, 1331264), (341, 1139968), (352, 1104344), (488, 796576), (496, 783728), (584, 665632), (671, 579328), (682, 569984), (704, 552172), (803, 484096), (976, 398288), (992, 391864), (1168, 332816), (1342, 289664), (1364, 284992), (1408, 276086), (1606, 242048), (1891, 205568), (1952, 199144), (1984, 195932), (2263, 171776), (2336, 166408), (2684, 144832), (2728, 142496), (2816, 138043), (3212, 121024), (3782, 102784), (3904, 99572), (3968, 97966), (4453, 87296), (4526, 85888), (4672, 83204), (5368, 72416), (5456, 71248), (6424, 60512), (7564, 51392), (7808, 49786), (7936, 48983), (8906, 43648), (9052, 42944), (9344, 41602), (10736, 36208), (10912, 35624), (12848, 30256), (15128, 25696), (15616, 24893), (17812, 21824), (18104, 21472), (18688, 20801)]