160417180

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{647}}^1$

素因数の和:704

約数の個数: 144

約数和(自身を含む): 446777856

約数和(自身を除く): 286360676

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 23, 28, 35, 44, 46, 49, 55, 70, 77, 92, 98, 110, 115, 140, 154, 161, 196, 220, 230, 245, 253, 308, 322, 385, 460, 490, 506, 539, 644, 647, 770, 805, 980, 1012, 1078, 1127, 1265, 1294, 1540, 1610, 1771, 2156, 2254, 2530, 2588, 2695, 3220, 3235, 3542, 4508, 4529, 5060, 5390, 5635, 6470, 7084, 7117, 8855, 9058, 10780, 11270, 12397, 12940, 14234, 14881, 17710, 18116, 22540, 22645, 24794, 28468, 29762, 31703, 35420, 35585, 45290, 49588, 49819, 59524, 61985, 63406, 71170, 74405, 90580, 99638, 104167, 123970, 126812, 142340, 148810, 158515, 163691, 199276, 208334, 247940, 249095, 297620, 317030, 327382, 348733, 416668, 498190, 520835, 634060, 654764, 697466, 729169, 818455, 996380, 1041670, 1145837, 1394932, 1458338, 1636910, 1743665, 2083340, 2291674, 2916676, 3273820, 3487330, 3645845, 4583348, 5729185, 6974660, 7291690, 8020859, 11458370, 14583380, 16041718, 22916740, 32083436, 40104295, 80208590, 160417180]

約数ペア:

[(1, 160417180), (2, 80208590), (4, 40104295), (5, 32083436), (7, 22916740), (10, 16041718), (11, 14583380), (14, 11458370), (20, 8020859), (22, 7291690), (23, 6974660), (28, 5729185), (35, 4583348), (44, 3645845), (46, 3487330), (49, 3273820), (55, 2916676), (70, 2291674), (77, 2083340), (92, 1743665), (98, 1636910), (110, 1458338), (115, 1394932), (140, 1145837), (154, 1041670), (161, 996380), (196, 818455), (220, 729169), (230, 697466), (245, 654764), (253, 634060), (308, 520835), (322, 498190), (385, 416668), (460, 348733), (490, 327382), (506, 317030), (539, 297620), (644, 249095), (647, 247940), (770, 208334), (805, 199276), (980, 163691), (1012, 158515), (1078, 148810), (1127, 142340), (1265, 126812), (1294, 123970), (1540, 104167), (1610, 99638), (1771, 90580), (2156, 74405), (2254, 71170), (2530, 63406), (2588, 61985), (2695, 59524), (3220, 49819), (3235, 49588), (3542, 45290), (4508, 35585), (4529, 35420), (5060, 31703), (5390, 29762), (5635, 28468), (6470, 24794), (7084, 22645), (7117, 22540), (8855, 18116), (9058, 17710), (10780, 14881), (11270, 14234), (12397, 12940)]