179969868

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{239}}^1\times {\mathrm{1609}}^1$

素因数の和:1871

約数の個数: 72

約数和(自身を含む): 492273600

約数和(自身を除く): 312303732

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 234, 239, 468, 478, 717, 956, 1434, 1609, 2151, 2868, 3107, 3218, 4302, 4827, 6214, 6436, 8604, 9321, 9654, 12428, 14481, 18642, 19308, 20917, 27963, 28962, 37284, 41834, 55926, 57924, 62751, 83668, 111852, 125502, 188253, 251004, 376506, 384551, 753012, 769102, 1153653, 1538204, 2307306, 3460959, 4614612, 4999163, 6921918, 9998326, 13843836, 14997489, 19996652, 29994978, 44992467, 59989956, 89984934, 179969868]

約数ペア:

[(1, 179969868), (2, 89984934), (3, 59989956), (4, 44992467), (6, 29994978), (9, 19996652), (12, 14997489), (13, 13843836), (18, 9998326), (26, 6921918), (36, 4999163), (39, 4614612), (52, 3460959), (78, 2307306), (117, 1538204), (156, 1153653), (234, 769102), (239, 753012), (468, 384551), (478, 376506), (717, 251004), (956, 188253), (1434, 125502), (1609, 111852), (2151, 83668), (2868, 62751), (3107, 57924), (3218, 55926), (4302, 41834), (4827, 37284), (6214, 28962), (6436, 27963), (8604, 20917), (9321, 19308), (9654, 18642), (12428, 14481)]