16276480

素因数分解:

$2^{10}\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^2$

素因数の和:70

約数の個数: 132

約数和(自身を含む): 45246888

約数和(自身を除く): 28970408

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 17, 20, 22, 32, 34, 40, 44, 55, 64, 68, 80, 85, 88, 110, 128, 136, 160, 170, 176, 187, 220, 256, 272, 289, 320, 340, 352, 374, 440, 512, 544, 578, 640, 680, 704, 748, 880, 935, 1024, 1088, 1156, 1280, 1360, 1408, 1445, 1496, 1760, 1870, 2176, 2312, 2560, 2720, 2816, 2890, 2992, 3179, 3520, 3740, 4352, 4624, 5120, 5440, 5632, 5780, 5984, 6358, 7040, 7480, 8704, 9248, 10880, 11264, 11560, 11968, 12716, 14080, 14960, 15895, 17408, 18496, 21760, 23120, 23936, 25432, 28160, 29920, 31790, 36992, 43520, 46240, 47872, 50864, 56320, 59840, 63580, 73984, 87040, 92480, 95744, 101728, 119680, 127160, 147968, 184960, 191488, 203456, 239360, 254320, 295936, 369920, 406912, 478720, 508640, 739840, 813824, 957440, 1017280, 1479680, 1627648, 2034560, 3255296, 4069120, 8138240, 16276480]

約数ペア:

[(1, 16276480), (2, 8138240), (4, 4069120), (5, 3255296), (8, 2034560), (10, 1627648), (11, 1479680), (16, 1017280), (17, 957440), (20, 813824), (22, 739840), (32, 508640), (34, 478720), (40, 406912), (44, 369920), (55, 295936), (64, 254320), (68, 239360), (80, 203456), (85, 191488), (88, 184960), (110, 147968), (128, 127160), (136, 119680), (160, 101728), (170, 95744), (176, 92480), (187, 87040), (220, 73984), (256, 63580), (272, 59840), (289, 56320), (320, 50864), (340, 47872), (352, 46240), (374, 43520), (440, 36992), (512, 31790), (544, 29920), (578, 28160), (640, 25432), (680, 23936), (704, 23120), (748, 21760), (880, 18496), (935, 17408), (1024, 15895), (1088, 14960), (1156, 14080), (1280, 12716), (1360, 11968), (1408, 11560), (1445, 11264), (1496, 10880), (1760, 9248), (1870, 8704), (2176, 7480), (2312, 7040), (2560, 6358), (2720, 5984), (2816, 5780), (2890, 5632), (2992, 5440), (3179, 5120), (3520, 4624), (3740, 4352)]