199509240

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{2179}}^1$

素因数の和:2309

約数の個数: 128

約数和(自身を含む): 690624000

約数和(自身を除く): 491114760

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, 109, 120, 140, 168, 210, 218, 280, 327, 420, 436, 545, 654, 763, 840, 872, 1090, 1308, 1526, 1635, 2179, 2180, 2289, 2616, 3052, 3270, 3815, 4358, 4360, 4578, 6104, 6537, 6540, 7630, 8716, 9156, 10895, 11445, 13074, 13080, 15253, 15260, 17432, 18312, 21790, 22890, 26148, 30506, 30520, 32685, 43580, 45759, 45780, 52296, 61012, 65370, 76265, 87160, 91518, 91560, 122024, 130740, 152530, 183036, 228795, 237511, 261480, 305060, 366072, 457590, 475022, 610120, 712533, 915180, 950044, 1187555, 1425066, 1662577, 1830360, 1900088, 2375110, 2850132, 3325154, 3562665, 4750220, 4987731, 5700264, 6650308, 7125330, 8312885, 9500440, 9975462, 13300616, 14250660, 16625770, 19950924, 24938655, 28501320, 33251540, 39901848, 49877310, 66503080, 99754620, 199509240]

約数ペア:

[(1, 199509240), (2, 99754620), (3, 66503080), (4, 49877310), (5, 39901848), (6, 33251540), (7, 28501320), (8, 24938655), (10, 19950924), (12, 16625770), (14, 14250660), (15, 13300616), (20, 9975462), (21, 9500440), (24, 8312885), (28, 7125330), (30, 6650308), (35, 5700264), (40, 4987731), (42, 4750220), (56, 3562665), (60, 3325154), (70, 2850132), (84, 2375110), (105, 1900088), (109, 1830360), (120, 1662577), (140, 1425066), (168, 1187555), (210, 950044), (218, 915180), (280, 712533), (327, 610120), (420, 475022), (436, 457590), (545, 366072), (654, 305060), (763, 261480), (840, 237511), (872, 228795), (1090, 183036), (1308, 152530), (1526, 130740), (1635, 122024), (2179, 91560), (2180, 91518), (2289, 87160), (2616, 76265), (3052, 65370), (3270, 61012), (3815, 52296), (4358, 45780), (4360, 45759), (4578, 43580), (6104, 32685), (6537, 30520), (6540, 30506), (7630, 26148), (8716, 22890), (9156, 21790), (10895, 18312), (11445, 17432), (13074, 15260), (13080, 15253)]