247148460

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{105619}}^1$

素因数の和:105647

約数の個数: 72

約数和(自身を含む): 807359280

約数和(自身を除く): 560210820

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 130, 156, 180, 195, 234, 260, 390, 468, 585, 780, 1170, 2340, 105619, 211238, 316857, 422476, 528095, 633714, 950571, 1056190, 1267428, 1373047, 1584285, 1901142, 2112380, 2746094, 3168570, 3802284, 4119141, 4752855, 5492188, 6337140, 6865235, 8238282, 9505710, 12357423, 13730470, 16476564, 19011420, 20595705, 24714846, 27460940, 41191410, 49429692, 61787115, 82382820, 123574230, 247148460]

約数ペア:

[(1, 247148460), (2, 123574230), (3, 82382820), (4, 61787115), (5, 49429692), (6, 41191410), (9, 27460940), (10, 24714846), (12, 20595705), (13, 19011420), (15, 16476564), (18, 13730470), (20, 12357423), (26, 9505710), (30, 8238282), (36, 6865235), (39, 6337140), (45, 5492188), (52, 4752855), (60, 4119141), (65, 3802284), (78, 3168570), (90, 2746094), (117, 2112380), (130, 1901142), (156, 1584285), (180, 1373047), (195, 1267428), (234, 1056190), (260, 950571), (390, 633714), (468, 528095), (585, 422476), (780, 316857), (1170, 211238), (2340, 105619)]