64688880

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{11719}}^1$

素因数の和:11758

約数の個数: 80

約数和(自身を含む): 209272320

約数和(自身を除く): 144583440

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 40, 46, 48, 60, 69, 80, 92, 115, 120, 138, 184, 230, 240, 276, 345, 368, 460, 552, 690, 920, 1104, 1380, 1840, 2760, 5520, 11719, 23438, 35157, 46876, 58595, 70314, 93752, 117190, 140628, 175785, 187504, 234380, 269537, 281256, 351570, 468760, 539074, 562512, 703140, 808611, 937520, 1078148, 1347685, 1406280, 1617222, 2156296, 2695370, 2812560, 3234444, 4043055, 4312592, 5390740, 6468888, 8086110, 10781480, 12937776, 16172220, 21562960, 32344440, 64688880]

約数ペア:

[(1, 64688880), (2, 32344440), (3, 21562960), (4, 16172220), (5, 12937776), (6, 10781480), (8, 8086110), (10, 6468888), (12, 5390740), (15, 4312592), (16, 4043055), (20, 3234444), (23, 2812560), (24, 2695370), (30, 2156296), (40, 1617222), (46, 1406280), (48, 1347685), (60, 1078148), (69, 937520), (80, 808611), (92, 703140), (115, 562512), (120, 539074), (138, 468760), (184, 351570), (230, 281256), (240, 269537), (276, 234380), (345, 187504), (368, 175785), (460, 140628), (552, 117190), (690, 93752), (920, 70314), (1104, 58595), (1380, 46876), (1840, 35157), (2760, 23438), (5520, 11719)]