71221880

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{3023}}^1$

素因数の和:3084

約数の個数: 64

約数和(自身を含む): 174182400

約数和(自身を除く): 102960520

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 31, 38, 40, 62, 76, 95, 124, 152, 155, 190, 248, 310, 380, 589, 620, 760, 1178, 1240, 2356, 2945, 3023, 4712, 5890, 6046, 11780, 12092, 15115, 23560, 24184, 30230, 57437, 60460, 93713, 114874, 120920, 187426, 229748, 287185, 374852, 459496, 468565, 574370, 749704, 937130, 1148740, 1780547, 1874260, 2297480, 3561094, 3748520, 7122188, 8902735, 14244376, 17805470, 35610940, 71221880]

約数ペア:

[(1, 71221880), (2, 35610940), (4, 17805470), (5, 14244376), (8, 8902735), (10, 7122188), (19, 3748520), (20, 3561094), (31, 2297480), (38, 1874260), (40, 1780547), (62, 1148740), (76, 937130), (95, 749704), (124, 574370), (152, 468565), (155, 459496), (190, 374852), (248, 287185), (310, 229748), (380, 187426), (589, 120920), (620, 114874), (760, 93713), (1178, 60460), (1240, 57437), (2356, 30230), (2945, 24184), (3023, 23560), (4712, 15115), (5890, 12092), (6046, 11780)]