217510488

素因数分解:

$2^3\times 3^3\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{1091}}^1$

素因数の和:1190

約数の個数: 128

約数和(自身を含む): 660441600

約数和(自身を除く): 442931112

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 27, 36, 39, 52, 54, 71, 72, 78, 104, 108, 117, 142, 156, 213, 216, 234, 284, 312, 351, 426, 468, 568, 639, 702, 852, 923, 936, 1091, 1278, 1404, 1704, 1846, 1917, 2182, 2556, 2769, 2808, 3273, 3692, 3834, 4364, 5112, 5538, 6546, 7384, 7668, 8307, 8728, 9819, 11076, 13092, 14183, 15336, 16614, 19638, 22152, 24921, 26184, 28366, 29457, 33228, 39276, 42549, 49842, 56732, 58914, 66456, 77461, 78552, 85098, 99684, 113464, 117828, 127647, 154922, 170196, 199368, 232383, 235656, 255294, 309844, 340392, 382941, 464766, 510588, 619688, 697149, 765882, 929532, 1006993, 1021176, 1394298, 1531764, 1859064, 2013986, 2091447, 2788596, 3020979, 3063528, 4027972, 4182894, 5577192, 6041958, 8055944, 8365788, 9062937, 12083916, 16731576, 18125874, 24167832, 27188811, 36251748, 54377622, 72503496, 108755244, 217510488]

約数ペア:

[(1, 217510488), (2, 108755244), (3, 72503496), (4, 54377622), (6, 36251748), (8, 27188811), (9, 24167832), (12, 18125874), (13, 16731576), (18, 12083916), (24, 9062937), (26, 8365788), (27, 8055944), (36, 6041958), (39, 5577192), (52, 4182894), (54, 4027972), (71, 3063528), (72, 3020979), (78, 2788596), (104, 2091447), (108, 2013986), (117, 1859064), (142, 1531764), (156, 1394298), (213, 1021176), (216, 1006993), (234, 929532), (284, 765882), (312, 697149), (351, 619688), (426, 510588), (468, 464766), (568, 382941), (639, 340392), (702, 309844), (852, 255294), (923, 235656), (936, 232383), (1091, 199368), (1278, 170196), (1404, 154922), (1704, 127647), (1846, 117828), (1917, 113464), (2182, 99684), (2556, 85098), (2769, 78552), (2808, 77461), (3273, 66456), (3692, 58914), (3834, 56732), (4364, 49842), (5112, 42549), (5538, 39276), (6546, 33228), (7384, 29457), (7668, 28366), (8307, 26184), (8728, 24921), (9819, 22152), (11076, 19638), (13092, 16614), (14183, 15336)]