68916540

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{2131}}^1$

素因数の和:2168

約数の個数: 144

約数和(自身を含む): 244992384

約数和(自身を除く): 176075844

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 11, 12, 14, 15, 20, 21, 22, 28, 30, 33, 35, 42, 44, 49, 55, 60, 66, 70, 77, 84, 98, 105, 110, 132, 140, 147, 154, 165, 196, 210, 220, 231, 245, 294, 308, 330, 385, 420, 462, 490, 539, 588, 660, 735, 770, 924, 980, 1078, 1155, 1470, 1540, 1617, 2131, 2156, 2310, 2695, 2940, 3234, 4262, 4620, 5390, 6393, 6468, 8085, 8524, 10655, 10780, 12786, 14917, 16170, 21310, 23441, 25572, 29834, 31965, 32340, 42620, 44751, 46882, 59668, 63930, 70323, 74585, 89502, 93764, 104419, 117205, 127860, 140646, 149170, 164087, 179004, 208838, 223755, 234410, 281292, 298340, 313257, 328174, 351615, 417676, 447510, 468820, 492261, 522095, 626514, 656348, 703230, 820435, 895020, 984522, 1044190, 1148609, 1253028, 1406460, 1566285, 1640870, 1969044, 2088380, 2297218, 2461305, 3132570, 3281740, 3445827, 4594436, 4922610, 5743045, 6265140, 6891654, 9845220, 11486090, 13783308, 17229135, 22972180, 34458270, 68916540]

約数ペア:

[(1, 68916540), (2, 34458270), (3, 22972180), (4, 17229135), (5, 13783308), (6, 11486090), (7, 9845220), (10, 6891654), (11, 6265140), (12, 5743045), (14, 4922610), (15, 4594436), (20, 3445827), (21, 3281740), (22, 3132570), (28, 2461305), (30, 2297218), (33, 2088380), (35, 1969044), (42, 1640870), (44, 1566285), (49, 1406460), (55, 1253028), (60, 1148609), (66, 1044190), (70, 984522), (77, 895020), (84, 820435), (98, 703230), (105, 656348), (110, 626514), (132, 522095), (140, 492261), (147, 468820), (154, 447510), (165, 417676), (196, 351615), (210, 328174), (220, 313257), (231, 298340), (245, 281292), (294, 234410), (308, 223755), (330, 208838), (385, 179004), (420, 164087), (462, 149170), (490, 140646), (539, 127860), (588, 117205), (660, 104419), (735, 93764), (770, 89502), (924, 74585), (980, 70323), (1078, 63930), (1155, 59668), (1470, 46882), (1540, 44751), (1617, 42620), (2131, 32340), (2156, 31965), (2310, 29834), (2695, 25572), (2940, 23441), (3234, 21310), (4262, 16170), (4620, 14917), (5390, 12786), (6393, 10780), (6468, 10655), (8085, 8524)]