381736680

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{244703}}^1$

素因数の和:244730

約数の個数: 64

約数和(自身を含む): 1233308160

約数和(自身を除く): 851571480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 390, 520, 780, 1560, 244703, 489406, 734109, 978812, 1223515, 1468218, 1957624, 2447030, 2936436, 3181139, 3670545, 4894060, 5872872, 6362278, 7341090, 9543417, 9788120, 12724556, 14682180, 15905695, 19086834, 25449112, 29364360, 31811390, 38173668, 47717085, 63622780, 76347336, 95434170, 127245560, 190868340, 381736680]

約数ペア:

[(1, 381736680), (2, 190868340), (3, 127245560), (4, 95434170), (5, 76347336), (6, 63622780), (8, 47717085), (10, 38173668), (12, 31811390), (13, 29364360), (15, 25449112), (20, 19086834), (24, 15905695), (26, 14682180), (30, 12724556), (39, 9788120), (40, 9543417), (52, 7341090), (60, 6362278), (65, 5872872), (78, 4894060), (104, 3670545), (120, 3181139), (130, 2936436), (156, 2447030), (195, 1957624), (260, 1468218), (312, 1223515), (390, 978812), (520, 734109), (780, 489406), (1560, 244703)]