240720246

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{14489}}^1$

素因数の和:14581

約数の個数: 48

約数和(自身を含む): 569630880

約数和(自身を除く): 328910634

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 71, 78, 117, 142, 213, 234, 426, 639, 923, 1278, 1846, 2769, 5538, 8307, 14489, 16614, 28978, 43467, 86934, 130401, 188357, 260802, 376714, 565071, 1028719, 1130142, 1695213, 2057438, 3086157, 3390426, 6172314, 9258471, 13373347, 18516942, 26746694, 40120041, 80240082, 120360123, 240720246]

約数ペア:

[(1, 240720246), (2, 120360123), (3, 80240082), (6, 40120041), (9, 26746694), (13, 18516942), (18, 13373347), (26, 9258471), (39, 6172314), (71, 3390426), (78, 3086157), (117, 2057438), (142, 1695213), (213, 1130142), (234, 1028719), (426, 565071), (639, 376714), (923, 260802), (1278, 188357), (1846, 130401), (2769, 86934), (5538, 43467), (8307, 28978), (14489, 16614)]