39930480

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1789}}^1$

素因数の和:1839

約数の個数: 120

約数和(自身を含む): 138503040

約数和(自身を除く): 98572560

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 31, 36, 40, 45, 48, 60, 62, 72, 80, 90, 93, 120, 124, 144, 155, 180, 186, 240, 248, 279, 310, 360, 372, 465, 496, 558, 620, 720, 744, 930, 1116, 1240, 1395, 1488, 1789, 1860, 2232, 2480, 2790, 3578, 3720, 4464, 5367, 5580, 7156, 7440, 8945, 10734, 11160, 14312, 16101, 17890, 21468, 22320, 26835, 28624, 32202, 35780, 42936, 53670, 55459, 64404, 71560, 80505, 85872, 107340, 110918, 128808, 143120, 161010, 166377, 214680, 221836, 257616, 277295, 322020, 332754, 429360, 443672, 499131, 554590, 644040, 665508, 831885, 887344, 998262, 1109180, 1288080, 1331016, 1663770, 1996524, 2218360, 2495655, 2662032, 3327540, 3993048, 4436720, 4991310, 6655080, 7986096, 9982620, 13310160, 19965240, 39930480]

約数ペア:

[(1, 39930480), (2, 19965240), (3, 13310160), (4, 9982620), (5, 7986096), (6, 6655080), (8, 4991310), (9, 4436720), (10, 3993048), (12, 3327540), (15, 2662032), (16, 2495655), (18, 2218360), (20, 1996524), (24, 1663770), (30, 1331016), (31, 1288080), (36, 1109180), (40, 998262), (45, 887344), (48, 831885), (60, 665508), (62, 644040), (72, 554590), (80, 499131), (90, 443672), (93, 429360), (120, 332754), (124, 322020), (144, 277295), (155, 257616), (180, 221836), (186, 214680), (240, 166377), (248, 161010), (279, 143120), (310, 128808), (360, 110918), (372, 107340), (465, 85872), (496, 80505), (558, 71560), (620, 64404), (720, 55459), (744, 53670), (930, 42936), (1116, 35780), (1240, 32202), (1395, 28624), (1488, 26835), (1789, 22320), (1860, 21468), (2232, 17890), (2480, 16101), (2790, 14312), (3578, 11160), (3720, 10734), (4464, 8945), (5367, 7440), (5580, 7156)]