209240928

素因数分解:

$2^5\times 3^3\times {\mathrm{13}}^2\times {\mathrm{1433}}^1$

素因数の和:1478

約数の個数: 144

約数和(自身を含む): 661303440

約数和(自身を除く): 452062512

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 27, 32, 36, 39, 48, 52, 54, 72, 78, 96, 104, 108, 117, 144, 156, 169, 208, 216, 234, 288, 312, 338, 351, 416, 432, 468, 507, 624, 676, 702, 864, 936, 1014, 1248, 1352, 1404, 1433, 1521, 1872, 2028, 2704, 2808, 2866, 3042, 3744, 4056, 4299, 4563, 5408, 5616, 5732, 6084, 8112, 8598, 9126, 11232, 11464, 12168, 12897, 16224, 17196, 18252, 18629, 22928, 24336, 25794, 34392, 36504, 37258, 38691, 45856, 48672, 51588, 55887, 68784, 73008, 74516, 77382, 103176, 111774, 137568, 146016, 149032, 154764, 167661, 206352, 223548, 242177, 298064, 309528, 335322, 412704, 447096, 484354, 502983, 596128, 619056, 670644, 726531, 894192, 968708, 1005966, 1238112, 1341288, 1453062, 1788384, 1937416, 2011932, 2179593, 2682576, 2906124, 3874832, 4023864, 4359186, 5365152, 5812248, 6538779, 7749664, 8047728, 8718372, 11624496, 13077558, 16095456, 17436744, 23248992, 26155116, 34873488, 52310232, 69746976, 104620464, 209240928]

約数ペア:

[(1, 209240928), (2, 104620464), (3, 69746976), (4, 52310232), (6, 34873488), (8, 26155116), (9, 23248992), (12, 17436744), (13, 16095456), (16, 13077558), (18, 11624496), (24, 8718372), (26, 8047728), (27, 7749664), (32, 6538779), (36, 5812248), (39, 5365152), (48, 4359186), (52, 4023864), (54, 3874832), (72, 2906124), (78, 2682576), (96, 2179593), (104, 2011932), (108, 1937416), (117, 1788384), (144, 1453062), (156, 1341288), (169, 1238112), (208, 1005966), (216, 968708), (234, 894192), (288, 726531), (312, 670644), (338, 619056), (351, 596128), (416, 502983), (432, 484354), (468, 447096), (507, 412704), (624, 335322), (676, 309528), (702, 298064), (864, 242177), (936, 223548), (1014, 206352), (1248, 167661), (1352, 154764), (1404, 149032), (1433, 146016), (1521, 137568), (1872, 111774), (2028, 103176), (2704, 77382), (2808, 74516), (2866, 73008), (3042, 68784), (3744, 55887), (4056, 51588), (4299, 48672), (4563, 45856), (5408, 38691), (5616, 37258), (5732, 36504), (6084, 34392), (8112, 25794), (8598, 24336), (9126, 22928), (11232, 18629), (11464, 18252), (12168, 17196), (12897, 16224)]