30719640

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{36571}}^1$

素因数の和:36592

約数の個数: 64

約数和(自身を含む): 105327360

約数和(自身を除く): 74607720

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, 36571, 73142, 109713, 146284, 182855, 219426, 255997, 292568, 365710, 438852, 511994, 548565, 731420, 767991, 877704, 1023988, 1097130, 1279985, 1462840, 1535982, 2047976, 2194260, 2559970, 3071964, 3839955, 4388520, 5119940, 6143928, 7679910, 10239880, 15359820, 30719640]

約数ペア:

[(1, 30719640), (2, 15359820), (3, 10239880), (4, 7679910), (5, 6143928), (6, 5119940), (7, 4388520), (8, 3839955), (10, 3071964), (12, 2559970), (14, 2194260), (15, 2047976), (20, 1535982), (21, 1462840), (24, 1279985), (28, 1097130), (30, 1023988), (35, 877704), (40, 767991), (42, 731420), (56, 548565), (60, 511994), (70, 438852), (84, 365710), (105, 292568), (120, 255997), (140, 219426), (168, 182855), (210, 146284), (280, 109713), (420, 73142), (840, 36571)]