30219870

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{79}}^1\times {\mathrm{311}}^1$

素因数の和:441

約数の個数: 64

約数和(自身を含む): 75479040

約数和(自身を除く): 45259170

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 41, 79, 82, 123, 158, 205, 237, 246, 311, 395, 410, 474, 615, 622, 790, 933, 1185, 1230, 1555, 1866, 2370, 3110, 3239, 4665, 6478, 9330, 9717, 12751, 16195, 19434, 24569, 25502, 32390, 38253, 48585, 49138, 63755, 73707, 76506, 97170, 122845, 127510, 147414, 191265, 245690, 368535, 382530, 737070, 1007329, 2014658, 3021987, 5036645, 6043974, 10073290, 15109935, 30219870]

約数ペア:

[(1, 30219870), (2, 15109935), (3, 10073290), (5, 6043974), (6, 5036645), (10, 3021987), (15, 2014658), (30, 1007329), (41, 737070), (79, 382530), (82, 368535), (123, 245690), (158, 191265), (205, 147414), (237, 127510), (246, 122845), (311, 97170), (395, 76506), (410, 73707), (474, 63755), (615, 49138), (622, 48585), (790, 38253), (933, 32390), (1185, 25502), (1230, 24569), (1555, 19434), (1866, 16195), (2370, 12751), (3110, 9717), (3239, 9330), (4665, 6478)]