155343440

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{457}}^1\times {\mathrm{607}}^1$

素因数の和:1084

約数の個数: 80

約数和(自身を含む): 414354432

約数和(自身を除く): 259010992

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 457, 560, 607, 914, 1214, 1828, 2285, 2428, 3035, 3199, 3656, 4249, 4570, 4856, 6070, 6398, 7312, 8498, 9140, 9712, 12140, 12796, 15995, 16996, 18280, 21245, 24280, 25592, 31990, 33992, 36560, 42490, 48560, 51184, 63980, 67984, 84980, 127960, 169960, 255920, 277399, 339920, 554798, 1109596, 1386995, 1941793, 2219192, 2773990, 3883586, 4438384, 5547980, 7767172, 9708965, 11095960, 15534344, 19417930, 22191920, 31068688, 38835860, 77671720, 155343440]

約数ペア:

[(1, 155343440), (2, 77671720), (4, 38835860), (5, 31068688), (7, 22191920), (8, 19417930), (10, 15534344), (14, 11095960), (16, 9708965), (20, 7767172), (28, 5547980), (35, 4438384), (40, 3883586), (56, 2773990), (70, 2219192), (80, 1941793), (112, 1386995), (140, 1109596), (280, 554798), (457, 339920), (560, 277399), (607, 255920), (914, 169960), (1214, 127960), (1828, 84980), (2285, 67984), (2428, 63980), (3035, 51184), (3199, 48560), (3656, 42490), (4249, 36560), (4570, 33992), (4856, 31990), (6070, 25592), (6398, 24280), (7312, 21245), (8498, 18280), (9140, 16996), (9712, 15995), (12140, 12796)]