859287780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{21601}}^1$

素因数の和:21646

約数の個数: 144

約数和(自身を含む): 2972262384

約数和(自身を除く): 2112974604

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 17, 18, 20, 26, 30, 34, 36, 39, 45, 51, 52, 60, 65, 68, 78, 85, 90, 102, 117, 130, 153, 156, 170, 180, 195, 204, 221, 234, 255, 260, 306, 340, 390, 442, 468, 510, 585, 612, 663, 765, 780, 884, 1020, 1105, 1170, 1326, 1530, 1989, 2210, 2340, 2652, 3060, 3315, 3978, 4420, 6630, 7956, 9945, 13260, 19890, 21601, 39780, 43202, 64803, 86404, 108005, 129606, 194409, 216010, 259212, 280813, 324015, 367217, 388818, 432020, 561626, 648030, 734434, 777636, 842439, 972045, 1101651, 1123252, 1296060, 1404065, 1468868, 1684878, 1836085, 1944090, 2203302, 2527317, 2808130, 3304953, 3369756, 3672170, 3888180, 4212195, 4406604, 4773821, 5054634, 5508255, 5616260, 6609906, 7344340, 8424390, 9547642, 10109268, 11016510, 12636585, 13219812, 14321463, 16524765, 16848780, 19095284, 22033020, 23869105, 25273170, 28642926, 33049530, 42964389, 47738210, 50546340, 57285852, 66099060, 71607315, 85928778, 95476420, 143214630, 171857556, 214821945, 286429260, 429643890, 859287780]

約数ペア:

[(1, 859287780), (2, 429643890), (3, 286429260), (4, 214821945), (5, 171857556), (6, 143214630), (9, 95476420), (10, 85928778), (12, 71607315), (13, 66099060), (15, 57285852), (17, 50546340), (18, 47738210), (20, 42964389), (26, 33049530), (30, 28642926), (34, 25273170), (36, 23869105), (39, 22033020), (45, 19095284), (51, 16848780), (52, 16524765), (60, 14321463), (65, 13219812), (68, 12636585), (78, 11016510), (85, 10109268), (90, 9547642), (102, 8424390), (117, 7344340), (130, 6609906), (153, 5616260), (156, 5508255), (170, 5054634), (180, 4773821), (195, 4406604), (204, 4212195), (221, 3888180), (234, 3672170), (255, 3369756), (260, 3304953), (306, 2808130), (340, 2527317), (390, 2203302), (442, 1944090), (468, 1836085), (510, 1684878), (585, 1468868), (612, 1404065), (663, 1296060), (765, 1123252), (780, 1101651), (884, 972045), (1020, 842439), (1105, 777636), (1170, 734434), (1326, 648030), (1530, 561626), (1989, 432020), (2210, 388818), (2340, 367217), (2652, 324015), (3060, 280813), (3315, 259212), (3978, 216010), (4420, 194409), (6630, 129606), (7956, 108005), (9945, 86404), (13260, 64803), (19890, 43202), (21601, 39780)]