291218640

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{52757}}^1$

素因数の和:52796

約数の個数: 80

約数和(自身を含む): 942046848

約数和(自身を除く): 650828208

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 40, 46, 48, 60, 69, 80, 92, 115, 120, 138, 184, 230, 240, 276, 345, 368, 460, 552, 690, 920, 1104, 1380, 1840, 2760, 5520, 52757, 105514, 158271, 211028, 263785, 316542, 422056, 527570, 633084, 791355, 844112, 1055140, 1213411, 1266168, 1582710, 2110280, 2426822, 2532336, 3165420, 3640233, 4220560, 4853644, 6067055, 6330840, 7280466, 9707288, 12134110, 12661680, 14560932, 18201165, 19414576, 24268220, 29121864, 36402330, 48536440, 58243728, 72804660, 97072880, 145609320, 291218640]

約数ペア:

[(1, 291218640), (2, 145609320), (3, 97072880), (4, 72804660), (5, 58243728), (6, 48536440), (8, 36402330), (10, 29121864), (12, 24268220), (15, 19414576), (16, 18201165), (20, 14560932), (23, 12661680), (24, 12134110), (30, 9707288), (40, 7280466), (46, 6330840), (48, 6067055), (60, 4853644), (69, 4220560), (80, 3640233), (92, 3165420), (115, 2532336), (120, 2426822), (138, 2110280), (184, 1582710), (230, 1266168), (240, 1213411), (276, 1055140), (345, 844112), (368, 791355), (460, 633084), (552, 527570), (690, 422056), (920, 316542), (1104, 263785), (1380, 211028), (1840, 158271), (2760, 105514), (5520, 52757)]