343969780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{401}}^1\times {\mathrm{557}}^1$

素因数の和:985

約数の個数: 96

約数和(自身を含む): 904442112

約数和(自身を除く): 560472332

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 401, 557, 770, 802, 1114, 1540, 1604, 2005, 2228, 2785, 2807, 3899, 4010, 4411, 5570, 5614, 6127, 7798, 8020, 8822, 11140, 11228, 12254, 14035, 15596, 17644, 19495, 22055, 24508, 28070, 30635, 30877, 38990, 42889, 44110, 56140, 61270, 61754, 77980, 85778, 88220, 122540, 123508, 154385, 171556, 214445, 223357, 308770, 428890, 446714, 617540, 857780, 893428, 1116785, 1563499, 2233570, 2456927, 3126998, 4467140, 4913854, 6253996, 7817495, 9827708, 12284635, 15634990, 17198489, 24569270, 31269980, 34396978, 49138540, 68793956, 85992445, 171984890, 343969780]

約数ペア:

[(1, 343969780), (2, 171984890), (4, 85992445), (5, 68793956), (7, 49138540), (10, 34396978), (11, 31269980), (14, 24569270), (20, 17198489), (22, 15634990), (28, 12284635), (35, 9827708), (44, 7817495), (55, 6253996), (70, 4913854), (77, 4467140), (110, 3126998), (140, 2456927), (154, 2233570), (220, 1563499), (308, 1116785), (385, 893428), (401, 857780), (557, 617540), (770, 446714), (802, 428890), (1114, 308770), (1540, 223357), (1604, 214445), (2005, 171556), (2228, 154385), (2785, 123508), (2807, 122540), (3899, 88220), (4010, 85778), (4411, 77980), (5570, 61754), (5614, 61270), (6127, 56140), (7798, 44110), (8020, 42889), (8822, 38990), (11140, 30877), (11228, 30635), (12254, 28070), (14035, 24508), (15596, 22055), (17644, 19495)]