161759640

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{192571}}^1$

素因数の和:192592

約数の個数: 64

約数和(自身を含む): 554607360

約数和(自身を除く): 392847720

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, 192571, 385142, 577713, 770284, 962855, 1155426, 1347997, 1540568, 1925710, 2310852, 2695994, 2888565, 3851420, 4043991, 4621704, 5391988, 5777130, 6739985, 7702840, 8087982, 10783976, 11554260, 13479970, 16175964, 20219955, 23108520, 26959940, 32351928, 40439910, 53919880, 80879820, 161759640]

約数ペア:

[(1, 161759640), (2, 80879820), (3, 53919880), (4, 40439910), (5, 32351928), (6, 26959940), (7, 23108520), (8, 20219955), (10, 16175964), (12, 13479970), (14, 11554260), (15, 10783976), (20, 8087982), (21, 7702840), (24, 6739985), (28, 5777130), (30, 5391988), (35, 4621704), (40, 4043991), (42, 3851420), (56, 2888565), (60, 2695994), (70, 2310852), (84, 1925710), (105, 1540568), (120, 1347997), (140, 1155426), (168, 962855), (210, 770284), (280, 577713), (420, 385142), (840, 192571)]