165371640

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{196871}}^1$

素因数の和:196892

約数の個数: 64

約数和(自身を含む): 566991360

約数和(自身を除く): 401619720

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, 196871, 393742, 590613, 787484, 984355, 1181226, 1378097, 1574968, 1968710, 2362452, 2756194, 2953065, 3937420, 4134291, 4724904, 5512388, 5906130, 6890485, 7874840, 8268582, 11024776, 11812260, 13780970, 16537164, 20671455, 23624520, 27561940, 33074328, 41342910, 55123880, 82685820, 165371640]

約数ペア:

[(1, 165371640), (2, 82685820), (3, 55123880), (4, 41342910), (5, 33074328), (6, 27561940), (7, 23624520), (8, 20671455), (10, 16537164), (12, 13780970), (14, 11812260), (15, 11024776), (20, 8268582), (21, 7874840), (24, 6890485), (28, 5906130), (30, 5512388), (35, 4724904), (40, 4134291), (42, 3937420), (56, 2953065), (60, 2756194), (70, 2362452), (84, 1968710), (105, 1574968), (120, 1378097), (140, 1181226), (168, 984355), (210, 787484), (280, 590613), (420, 393742), (840, 196871)]