137812920

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{359}}^1\times {\mathrm{457}}^1$

素因数の和:837

約数の個数: 128

約数和(自身を含む): 474854400

約数和(自身を除く): 337041480

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 359, 420, 457, 718, 840, 914, 1077, 1371, 1436, 1795, 1828, 2154, 2285, 2513, 2742, 2872, 3199, 3590, 3656, 4308, 4570, 5026, 5385, 5484, 6398, 6855, 7180, 7539, 8616, 9140, 9597, 10052, 10770, 10968, 12565, 12796, 13710, 14360, 15078, 15995, 18280, 19194, 20104, 21540, 25130, 25592, 27420, 30156, 31990, 37695, 38388, 43080, 47985, 50260, 54840, 60312, 63980, 75390, 76776, 95970, 100520, 127960, 150780, 164063, 191940, 301560, 328126, 383880, 492189, 656252, 820315, 984378, 1148441, 1312504, 1640630, 1968756, 2296882, 2460945, 3281260, 3445323, 3937512, 4593764, 4921890, 5742205, 6562520, 6890646, 9187528, 9843780, 11484410, 13781292, 17226615, 19687560, 22968820, 27562584, 34453230, 45937640, 68906460, 137812920]

約数ペア:

[(1, 137812920), (2, 68906460), (3, 45937640), (4, 34453230), (5, 27562584), (6, 22968820), (7, 19687560), (8, 17226615), (10, 13781292), (12, 11484410), (14, 9843780), (15, 9187528), (20, 6890646), (21, 6562520), (24, 5742205), (28, 4921890), (30, 4593764), (35, 3937512), (40, 3445323), (42, 3281260), (56, 2460945), (60, 2296882), (70, 1968756), (84, 1640630), (105, 1312504), (120, 1148441), (140, 984378), (168, 820315), (210, 656252), (280, 492189), (359, 383880), (420, 328126), (457, 301560), (718, 191940), (840, 164063), (914, 150780), (1077, 127960), (1371, 100520), (1436, 95970), (1795, 76776), (1828, 75390), (2154, 63980), (2285, 60312), (2513, 54840), (2742, 50260), (2872, 47985), (3199, 43080), (3590, 38388), (3656, 37695), (4308, 31990), (4570, 30156), (5026, 27420), (5385, 25592), (5484, 25130), (6398, 21540), (6855, 20104), (7180, 19194), (7539, 18280), (8616, 15995), (9140, 15078), (9597, 14360), (10052, 13710), (10770, 12796), (10968, 12565)]