210702240

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{20903}}^1$

素因数の和:20931

約数の個数: 144

約数和(自身を含む): 821778048

約数和(自身を除く): 611075808

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 140, 144, 160, 168, 180, 210, 224, 240, 252, 280, 288, 315, 336, 360, 420, 480, 504, 560, 630, 672, 720, 840, 1008, 1120, 1260, 1440, 1680, 2016, 2520, 3360, 5040, 10080, 20903, 41806, 62709, 83612, 104515, 125418, 146321, 167224, 188127, 209030, 250836, 292642, 313545, 334448, 376254, 418060, 438963, 501672, 585284, 627090, 668896, 731605, 752508, 836120, 877926, 940635, 1003344, 1170568, 1254180, 1316889, 1463210, 1505016, 1672240, 1755852, 1881270, 2006688, 2194815, 2341136, 2508360, 2633778, 2926420, 3010032, 3344480, 3511704, 3762540, 4389630, 4682272, 5016720, 5267556, 5852840, 6020064, 6584445, 7023408, 7525080, 8779260, 10033440, 10535112, 11705680, 13168890, 14046816, 15050160, 17558520, 21070224, 23411360, 26337780, 30100320, 35117040, 42140448, 52675560, 70234080, 105351120, 210702240]

約数ペア:

[(1, 210702240), (2, 105351120), (3, 70234080), (4, 52675560), (5, 42140448), (6, 35117040), (7, 30100320), (8, 26337780), (9, 23411360), (10, 21070224), (12, 17558520), (14, 15050160), (15, 14046816), (16, 13168890), (18, 11705680), (20, 10535112), (21, 10033440), (24, 8779260), (28, 7525080), (30, 7023408), (32, 6584445), (35, 6020064), (36, 5852840), (40, 5267556), (42, 5016720), (45, 4682272), (48, 4389630), (56, 3762540), (60, 3511704), (63, 3344480), (70, 3010032), (72, 2926420), (80, 2633778), (84, 2508360), (90, 2341136), (96, 2194815), (105, 2006688), (112, 1881270), (120, 1755852), (126, 1672240), (140, 1505016), (144, 1463210), (160, 1316889), (168, 1254180), (180, 1170568), (210, 1003344), (224, 940635), (240, 877926), (252, 836120), (280, 752508), (288, 731605), (315, 668896), (336, 627090), (360, 585284), (420, 501672), (480, 438963), (504, 418060), (560, 376254), (630, 334448), (672, 313545), (720, 292642), (840, 250836), (1008, 209030), (1120, 188127), (1260, 167224), (1440, 146321), (1680, 125418), (2016, 104515), (2520, 83612), (3360, 62709), (5040, 41806), (10080, 20903)]