211739640

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{3037}}^1$

素因数の和:3141

約数の個数: 128

約数和(自身を含む): 734952960

約数和(自身を除く): 523213320

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, 83, 84, 105, 120, 140, 166, 168, 210, 249, 280, 332, 415, 420, 498, 581, 664, 830, 840, 996, 1162, 1245, 1660, 1743, 1992, 2324, 2490, 2905, 3037, 3320, 3486, 4648, 4980, 5810, 6074, 6972, 8715, 9111, 9960, 11620, 12148, 13944, 15185, 17430, 18222, 21259, 23240, 24296, 30370, 34860, 36444, 42518, 45555, 60740, 63777, 69720, 72888, 85036, 91110, 106295, 121480, 127554, 170072, 182220, 212590, 252071, 255108, 318885, 364440, 425180, 504142, 510216, 637770, 756213, 850360, 1008284, 1260355, 1275540, 1512426, 1764497, 2016568, 2520710, 2551080, 3024852, 3528994, 3781065, 5041420, 5293491, 6049704, 7057988, 7562130, 8822485, 10082840, 10586982, 14115976, 15124260, 17644970, 21173964, 26467455, 30248520, 35289940, 42347928, 52934910, 70579880, 105869820, 211739640]

約数ペア:

[(1, 211739640), (2, 105869820), (3, 70579880), (4, 52934910), (5, 42347928), (6, 35289940), (7, 30248520), (8, 26467455), (10, 21173964), (12, 17644970), (14, 15124260), (15, 14115976), (20, 10586982), (21, 10082840), (24, 8822485), (28, 7562130), (30, 7057988), (35, 6049704), (40, 5293491), (42, 5041420), (56, 3781065), (60, 3528994), (70, 3024852), (83, 2551080), (84, 2520710), (105, 2016568), (120, 1764497), (140, 1512426), (166, 1275540), (168, 1260355), (210, 1008284), (249, 850360), (280, 756213), (332, 637770), (415, 510216), (420, 504142), (498, 425180), (581, 364440), (664, 318885), (830, 255108), (840, 252071), (996, 212590), (1162, 182220), (1245, 170072), (1660, 127554), (1743, 121480), (1992, 106295), (2324, 91110), (2490, 85036), (2905, 72888), (3037, 69720), (3320, 63777), (3486, 60740), (4648, 45555), (4980, 42518), (5810, 36444), (6074, 34860), (6972, 30370), (8715, 24296), (9111, 23240), (9960, 21259), (11620, 18222), (12148, 17430), (13944, 15185)]