64713320

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{137}}^1\times {\mathrm{241}}^1$

素因数の和:403

約数の個数: 96

約数和(自身を含む): 171321480

約数和(自身を除く): 106608160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 137, 140, 196, 241, 245, 274, 280, 392, 482, 490, 548, 685, 959, 964, 980, 1096, 1205, 1370, 1687, 1918, 1928, 1960, 2410, 2740, 3374, 3836, 4795, 4820, 5480, 6713, 6748, 7672, 8435, 9590, 9640, 11809, 13426, 13496, 16870, 19180, 23618, 26852, 33017, 33565, 33740, 38360, 47236, 53704, 59045, 66034, 67130, 67480, 94472, 118090, 132068, 134260, 165085, 231119, 236180, 264136, 268520, 330170, 462238, 472360, 660340, 924476, 1155595, 1320680, 1617833, 1848952, 2311190, 3235666, 4622380, 6471332, 8089165, 9244760, 12942664, 16178330, 32356660, 64713320]

約数ペア:

[(1, 64713320), (2, 32356660), (4, 16178330), (5, 12942664), (7, 9244760), (8, 8089165), (10, 6471332), (14, 4622380), (20, 3235666), (28, 2311190), (35, 1848952), (40, 1617833), (49, 1320680), (56, 1155595), (70, 924476), (98, 660340), (137, 472360), (140, 462238), (196, 330170), (241, 268520), (245, 264136), (274, 236180), (280, 231119), (392, 165085), (482, 134260), (490, 132068), (548, 118090), (685, 94472), (959, 67480), (964, 67130), (980, 66034), (1096, 59045), (1205, 53704), (1370, 47236), (1687, 38360), (1918, 33740), (1928, 33565), (1960, 33017), (2410, 26852), (2740, 23618), (3374, 19180), (3836, 16870), (4795, 13496), (4820, 13426), (5480, 11809), (6713, 9640), (6748, 9590), (7672, 8435)]