30780675

素因数分解:

$3^3\times 5^2\times {\mathrm{31}}^1\times {\mathrm{1471}}^1$

素因数の和:1521

約数の個数: 48

約数和(自身を含む): 58408960

約数和(自身を除く): 27628285

約数列:

[1, 3, 5, 9, 15, 25, 27, 31, 45, 75, 93, 135, 155, 225, 279, 465, 675, 775, 837, 1395, 1471, 2325, 4185, 4413, 6975, 7355, 13239, 20925, 22065, 36775, 39717, 45601, 66195, 110325, 136803, 198585, 228005, 330975, 410409, 684015, 992925, 1140025, 1231227, 2052045, 3420075, 6156135, 10260225, 30780675]

約数ペア:

[(1, 30780675), (3, 10260225), (5, 6156135), (9, 3420075), (15, 2052045), (25, 1231227), (27, 1140025), (31, 992925), (45, 684015), (75, 410409), (93, 330975), (135, 228005), (155, 198585), (225, 136803), (279, 110325), (465, 66195), (675, 45601), (775, 39717), (837, 36775), (1395, 22065), (1471, 20925), (2325, 13239), (4185, 7355), (4413, 6975)]