72238740

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{24571}}^1$

素因数の和:24597

約数の個数: 72

約数和(自身を含む): 235301472

約数和(自身を除く): 163062732

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 420, 490, 588, 735, 980, 1470, 2940, 24571, 49142, 73713, 98284, 122855, 147426, 171997, 245710, 294852, 343994, 368565, 491420, 515991, 687988, 737130, 859985, 1031982, 1203979, 1474260, 1719970, 2063964, 2407958, 2579955, 3439940, 3611937, 4815916, 5159910, 6019895, 7223874, 10319820, 12039790, 14447748, 18059685, 24079580, 36119370, 72238740]

約数ペア:

[(1, 72238740), (2, 36119370), (3, 24079580), (4, 18059685), (5, 14447748), (6, 12039790), (7, 10319820), (10, 7223874), (12, 6019895), (14, 5159910), (15, 4815916), (20, 3611937), (21, 3439940), (28, 2579955), (30, 2407958), (35, 2063964), (42, 1719970), (49, 1474260), (60, 1203979), (70, 1031982), (84, 859985), (98, 737130), (105, 687988), (140, 515991), (147, 491420), (196, 368565), (210, 343994), (245, 294852), (294, 245710), (420, 171997), (490, 147426), (588, 122855), (735, 98284), (980, 73713), (1470, 49142), (2940, 24571)]