291283140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{73}}^2\times {\mathrm{911}}^1$

素因数の和:1069

約数の個数: 72

約数和(自身を含む): 827826048

約数和(自身を除く): 536542908

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 73, 146, 219, 292, 365, 438, 730, 876, 911, 1095, 1460, 1822, 2190, 2733, 3644, 4380, 4555, 5329, 5466, 9110, 10658, 10932, 13665, 15987, 18220, 21316, 26645, 27330, 31974, 53290, 54660, 63948, 66503, 79935, 106580, 133006, 159870, 199509, 266012, 319740, 332515, 399018, 665030, 798036, 997545, 1330060, 1995090, 3990180, 4854719, 9709438, 14564157, 19418876, 24273595, 29128314, 48547190, 58256628, 72820785, 97094380, 145641570, 291283140]

約数ペア:

[(1, 291283140), (2, 145641570), (3, 97094380), (4, 72820785), (5, 58256628), (6, 48547190), (10, 29128314), (12, 24273595), (15, 19418876), (20, 14564157), (30, 9709438), (60, 4854719), (73, 3990180), (146, 1995090), (219, 1330060), (292, 997545), (365, 798036), (438, 665030), (730, 399018), (876, 332515), (911, 319740), (1095, 266012), (1460, 199509), (1822, 159870), (2190, 133006), (2733, 106580), (3644, 79935), (4380, 66503), (4555, 63948), (5329, 54660), (5466, 53290), (9110, 31974), (10658, 27330), (10932, 26645), (13665, 21316), (15987, 18220)]