321739040

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{2789}}^1$

素因数の和:2914

約数の個数: 96

約数和(自身を含む): 877443840

約数和(自身を除く): 555704800

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 103, 112, 140, 160, 206, 224, 280, 412, 515, 560, 721, 824, 1030, 1120, 1442, 1648, 2060, 2789, 2884, 3296, 3605, 4120, 5578, 5768, 7210, 8240, 11156, 11536, 13945, 14420, 16480, 19523, 22312, 23072, 27890, 28840, 39046, 44624, 55780, 57680, 78092, 89248, 97615, 111560, 115360, 156184, 195230, 223120, 287267, 312368, 390460, 446240, 574534, 624736, 780920, 1149068, 1436335, 1561840, 2010869, 2298136, 2872670, 3123680, 4021738, 4596272, 5745340, 8043476, 9192544, 10054345, 11490680, 16086952, 20108690, 22981360, 32173904, 40217380, 45962720, 64347808, 80434760, 160869520, 321739040]

約数ペア:

[(1, 321739040), (2, 160869520), (4, 80434760), (5, 64347808), (7, 45962720), (8, 40217380), (10, 32173904), (14, 22981360), (16, 20108690), (20, 16086952), (28, 11490680), (32, 10054345), (35, 9192544), (40, 8043476), (56, 5745340), (70, 4596272), (80, 4021738), (103, 3123680), (112, 2872670), (140, 2298136), (160, 2010869), (206, 1561840), (224, 1436335), (280, 1149068), (412, 780920), (515, 624736), (560, 574534), (721, 446240), (824, 390460), (1030, 312368), (1120, 287267), (1442, 223120), (1648, 195230), (2060, 156184), (2789, 115360), (2884, 111560), (3296, 97615), (3605, 89248), (4120, 78092), (5578, 57680), (5768, 55780), (7210, 44624), (8240, 39046), (11156, 28840), (11536, 27890), (13945, 23072), (14420, 22312), (16480, 19523)]