138029640

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{164321}}^1$

素因数の和:164342

約数の個数: 64

約数和(自身を含む): 473247360

約数和(自身を除く): 335217720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 164321, 328642, 492963, 657284, 821605, 985926, 1150247, 1314568, 1643210, 1971852, 2300494, 2464815, 3286420, 3450741, 3943704, 4600988, 4929630, 5751235, 6572840, 6901482, 9201976, 9859260, 11502470, 13802964, 17253705, 19718520, 23004940, 27605928, 34507410, 46009880, 69014820, 138029640]

約数ペア:

[(1, 138029640), (2, 69014820), (3, 46009880), (4, 34507410), (5, 27605928), (6, 23004940), (7, 19718520), (8, 17253705), (10, 13802964), (12, 11502470), (14, 9859260), (15, 9201976), (20, 6901482), (21, 6572840), (24, 5751235), (28, 4929630), (30, 4600988), (35, 3943704), (40, 3450741), (42, 3286420), (56, 2464815), (60, 2300494), (70, 1971852), (84, 1643210), (105, 1314568), (120, 1150247), (140, 985926), (168, 821605), (210, 657284), (280, 492963), (420, 328642), (840, 164321)]