30888195

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{97}}^1$

素因数の和:212

約数の個数: 64

約数和(自身を含む): 56899584

約数和(自身を除く): 26011389

約数列:

[1, 3, 5, 13, 15, 23, 39, 65, 69, 71, 97, 115, 195, 213, 291, 299, 345, 355, 485, 897, 923, 1065, 1261, 1455, 1495, 1633, 2231, 2769, 3783, 4485, 4615, 4899, 6305, 6693, 6887, 8165, 11155, 13845, 18915, 20661, 21229, 24495, 29003, 33465, 34435, 63687, 87009, 89531, 103305, 106145, 145015, 158401, 268593, 318435, 435045, 447655, 475203, 792005, 1342965, 2059213, 2376015, 6177639, 10296065, 30888195]

約数ペア:

[(1, 30888195), (3, 10296065), (5, 6177639), (13, 2376015), (15, 2059213), (23, 1342965), (39, 792005), (65, 475203), (69, 447655), (71, 435045), (97, 318435), (115, 268593), (195, 158401), (213, 145015), (291, 106145), (299, 103305), (345, 89531), (355, 87009), (485, 63687), (897, 34435), (923, 33465), (1065, 29003), (1261, 24495), (1455, 21229), (1495, 20661), (1633, 18915), (2231, 13845), (2769, 11155), (3783, 8165), (4485, 6887), (4615, 6693), (4899, 6305)]