130304720

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{2557}}^1$

素因数の和:2597

約数の個数: 120

約数和(自身を含む): 379678824

約数和(自身を除く): 249374104

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 35, 40, 49, 52, 56, 65, 70, 80, 91, 98, 104, 112, 130, 140, 182, 196, 208, 245, 260, 280, 364, 392, 455, 490, 520, 560, 637, 728, 784, 910, 980, 1040, 1274, 1456, 1820, 1960, 2548, 2557, 3185, 3640, 3920, 5096, 5114, 6370, 7280, 10192, 10228, 12740, 12785, 17899, 20456, 25480, 25570, 33241, 35798, 40912, 50960, 51140, 66482, 71596, 89495, 102280, 125293, 132964, 143192, 166205, 178990, 204560, 232687, 250586, 265928, 286384, 332410, 357980, 465374, 501172, 531856, 626465, 664820, 715960, 930748, 1002344, 1163435, 1252930, 1329640, 1431920, 1628809, 1861496, 2004688, 2326870, 2505860, 2659280, 3257618, 3722992, 4653740, 5011720, 6515236, 8144045, 9307480, 10023440, 13030472, 16288090, 18614960, 26060944, 32576180, 65152360, 130304720]

約数ペア:

[(1, 130304720), (2, 65152360), (4, 32576180), (5, 26060944), (7, 18614960), (8, 16288090), (10, 13030472), (13, 10023440), (14, 9307480), (16, 8144045), (20, 6515236), (26, 5011720), (28, 4653740), (35, 3722992), (40, 3257618), (49, 2659280), (52, 2505860), (56, 2326870), (65, 2004688), (70, 1861496), (80, 1628809), (91, 1431920), (98, 1329640), (104, 1252930), (112, 1163435), (130, 1002344), (140, 930748), (182, 715960), (196, 664820), (208, 626465), (245, 531856), (260, 501172), (280, 465374), (364, 357980), (392, 332410), (455, 286384), (490, 265928), (520, 250586), (560, 232687), (637, 204560), (728, 178990), (784, 166205), (910, 143192), (980, 132964), (1040, 125293), (1274, 102280), (1456, 89495), (1820, 71596), (1960, 66482), (2548, 51140), (2557, 50960), (3185, 40912), (3640, 35798), (3920, 33241), (5096, 25570), (5114, 25480), (6370, 20456), (7280, 17899), (10192, 12785), (10228, 12740)]