156955141840

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{491}}^1\times {\mathrm{81547}}^1$

素因数の和:82065

約数の個数: 120

約数和(自身を含む): 425369372832

約数和(自身を除く): 268414230992

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 140, 196, 245, 280, 392, 490, 491, 560, 784, 980, 982, 1960, 1964, 2455, 3437, 3920, 3928, 4910, 6874, 7856, 9820, 13748, 17185, 19640, 24059, 27496, 34370, 39280, 48118, 54992, 68740, 81547, 96236, 120295, 137480, 163094, 192472, 240590, 274960, 326188, 384944, 407735, 481180, 570829, 652376, 815470, 962360, 1141658, 1304752, 1630940, 1924720, 2283316, 2854145, 3261880, 3995803, 4566632, 5708290, 6523760, 7991606, 9133264, 11416580, 15983212, 19979015, 22833160, 31966424, 39958030, 40039577, 45666320, 63932848, 79916060, 80079154, 159832120, 160158308, 200197885, 280277039, 319664240, 320316616, 400395770, 560554078, 640633232, 800791540, 1121108156, 1401385195, 1601583080, 1961939273, 2242216312, 2802770390, 3203166160, 3923878546, 4484432624, 5605540780, 7847757092, 9809696365, 11211081560, 15695514184, 19619392730, 22422163120, 31391028368, 39238785460, 78477570920, 156955141840]

約数ペア:

[(1, 156955141840), (2, 78477570920), (4, 39238785460), (5, 31391028368), (7, 22422163120), (8, 19619392730), (10, 15695514184), (14, 11211081560), (16, 9809696365), (20, 7847757092), (28, 5605540780), (35, 4484432624), (40, 3923878546), (49, 3203166160), (56, 2802770390), (70, 2242216312), (80, 1961939273), (98, 1601583080), (112, 1401385195), (140, 1121108156), (196, 800791540), (245, 640633232), (280, 560554078), (392, 400395770), (490, 320316616), (491, 319664240), (560, 280277039), (784, 200197885), (980, 160158308), (982, 159832120), (1960, 80079154), (1964, 79916060), (2455, 63932848), (3437, 45666320), (3920, 40039577), (3928, 39958030), (4910, 31966424), (6874, 22833160), (7856, 19979015), (9820, 15983212), (13748, 11416580), (17185, 9133264), (19640, 7991606), (24059, 6523760), (27496, 5708290), (34370, 4566632), (39280, 3995803), (48118, 3261880), (54992, 2854145), (68740, 2283316), (81547, 1924720), (96236, 1630940), (120295, 1304752), (137480, 1141658), (163094, 962360), (192472, 815470), (240590, 652376), (274960, 570829), (326188, 481180), (384944, 407735)]