321220480

素因数分解:

$2^7\times 5^1\times 7^2\times {\mathrm{10243}}^1$

素因数の和:10276

約数の個数: 96

約数和(自身を含む): 893379240

約数和(自身を除く): 572158760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 64, 70, 80, 98, 112, 128, 140, 160, 196, 224, 245, 280, 320, 392, 448, 490, 560, 640, 784, 896, 980, 1120, 1568, 1960, 2240, 3136, 3920, 4480, 6272, 7840, 10243, 15680, 20486, 31360, 40972, 51215, 71701, 81944, 102430, 143402, 163888, 204860, 286804, 327776, 358505, 409720, 501907, 573608, 655552, 717010, 819440, 1003814, 1147216, 1311104, 1434020, 1638880, 2007628, 2294432, 2509535, 2868040, 3277760, 4015256, 4588864, 5019070, 5736080, 6555520, 8030512, 9177728, 10038140, 11472160, 16061024, 20076280, 22944320, 32122048, 40152560, 45888640, 64244096, 80305120, 160610240, 321220480]

約数ペア:

[(1, 321220480), (2, 160610240), (4, 80305120), (5, 64244096), (7, 45888640), (8, 40152560), (10, 32122048), (14, 22944320), (16, 20076280), (20, 16061024), (28, 11472160), (32, 10038140), (35, 9177728), (40, 8030512), (49, 6555520), (56, 5736080), (64, 5019070), (70, 4588864), (80, 4015256), (98, 3277760), (112, 2868040), (128, 2509535), (140, 2294432), (160, 2007628), (196, 1638880), (224, 1434020), (245, 1311104), (280, 1147216), (320, 1003814), (392, 819440), (448, 717010), (490, 655552), (560, 573608), (640, 501907), (784, 409720), (896, 358505), (980, 327776), (1120, 286804), (1568, 204860), (1960, 163888), (2240, 143402), (3136, 102430), (3920, 81944), (4480, 71701), (6272, 51215), (7840, 40972), (10243, 31360), (15680, 20486)]