279613360

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{127}}^1$

素因数の和:255

約数の個数: 160

約数和(自身を含む): 739952640

約数和(自身を除く): 460339280

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 29, 40, 52, 58, 65, 73, 80, 104, 116, 127, 130, 145, 146, 208, 232, 254, 260, 290, 292, 365, 377, 464, 508, 520, 580, 584, 635, 730, 754, 949, 1016, 1040, 1160, 1168, 1270, 1460, 1508, 1651, 1885, 1898, 2032, 2117, 2320, 2540, 2920, 3016, 3302, 3683, 3770, 3796, 4234, 4745, 5080, 5840, 6032, 6604, 7366, 7540, 7592, 8255, 8468, 9271, 9490, 10160, 10585, 13208, 14732, 15080, 15184, 16510, 16936, 18415, 18542, 18980, 21170, 26416, 27521, 29464, 30160, 33020, 33872, 36830, 37084, 37960, 42340, 46355, 47879, 55042, 58928, 66040, 73660, 74168, 75920, 84680, 92710, 95758, 110084, 120523, 132080, 137605, 147320, 148336, 169360, 185420, 191516, 220168, 239395, 241046, 268859, 275210, 294640, 370840, 383032, 440336, 478790, 482092, 537718, 550420, 602615, 741680, 766064, 957580, 964184, 1075436, 1100840, 1205230, 1344295, 1915160, 1928368, 2150872, 2201680, 2410460, 2688590, 3495167, 3830320, 4301744, 4820920, 5377180, 6990334, 9641840, 10754360, 13980668, 17475835, 21508720, 27961336, 34951670, 55922672, 69903340, 139806680, 279613360]

約数ペア:

[(1, 279613360), (2, 139806680), (4, 69903340), (5, 55922672), (8, 34951670), (10, 27961336), (13, 21508720), (16, 17475835), (20, 13980668), (26, 10754360), (29, 9641840), (40, 6990334), (52, 5377180), (58, 4820920), (65, 4301744), (73, 3830320), (80, 3495167), (104, 2688590), (116, 2410460), (127, 2201680), (130, 2150872), (145, 1928368), (146, 1915160), (208, 1344295), (232, 1205230), (254, 1100840), (260, 1075436), (290, 964184), (292, 957580), (365, 766064), (377, 741680), (464, 602615), (508, 550420), (520, 537718), (580, 482092), (584, 478790), (635, 440336), (730, 383032), (754, 370840), (949, 294640), (1016, 275210), (1040, 268859), (1160, 241046), (1168, 239395), (1270, 220168), (1460, 191516), (1508, 185420), (1651, 169360), (1885, 148336), (1898, 147320), (2032, 137605), (2117, 132080), (2320, 120523), (2540, 110084), (2920, 95758), (3016, 92710), (3302, 84680), (3683, 75920), (3770, 74168), (3796, 73660), (4234, 66040), (4745, 58928), (5080, 55042), (5840, 47879), (6032, 46355), (6604, 42340), (7366, 37960), (7540, 37084), (7592, 36830), (8255, 33872), (8468, 33020), (9271, 30160), (9490, 29464), (10160, 27521), (10585, 26416), (13208, 21170), (14732, 18980), (15080, 18542), (15184, 18415), (16510, 16936)]