221750892

素因数分解:

$2^2\times 3^3\times {\mathrm{11}}^2\times {\mathrm{71}}^1\times {\mathrm{239}}^1$

素因数の和:345

約数の個数: 144

約数和(自身を含む): 643507200

約数和(自身を除く): 421756308

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 27, 33, 36, 44, 54, 66, 71, 99, 108, 121, 132, 142, 198, 213, 239, 242, 284, 297, 363, 396, 426, 478, 484, 594, 639, 717, 726, 781, 852, 956, 1089, 1188, 1278, 1434, 1452, 1562, 1917, 2151, 2178, 2343, 2556, 2629, 2868, 3124, 3267, 3834, 4302, 4356, 4686, 5258, 6453, 6534, 7029, 7668, 7887, 8591, 8604, 9372, 10516, 12906, 13068, 14058, 15774, 16969, 17182, 21087, 23661, 25773, 25812, 28116, 28919, 31548, 33938, 34364, 42174, 47322, 50907, 51546, 57838, 67876, 70983, 77319, 84348, 86757, 94644, 101814, 103092, 115676, 141966, 152721, 154638, 173514, 186659, 203628, 231957, 260271, 283932, 305442, 309276, 347028, 373318, 458163, 463914, 520542, 559977, 610884, 746636, 780813, 916326, 927828, 1041084, 1119954, 1561626, 1679931, 1832652, 2053249, 2239908, 3123252, 3359862, 4106498, 5039793, 6159747, 6719724, 8212996, 10079586, 12319494, 18479241, 20159172, 24638988, 36958482, 55437723, 73916964, 110875446, 221750892]

約数ペア:

[(1, 221750892), (2, 110875446), (3, 73916964), (4, 55437723), (6, 36958482), (9, 24638988), (11, 20159172), (12, 18479241), (18, 12319494), (22, 10079586), (27, 8212996), (33, 6719724), (36, 6159747), (44, 5039793), (54, 4106498), (66, 3359862), (71, 3123252), (99, 2239908), (108, 2053249), (121, 1832652), (132, 1679931), (142, 1561626), (198, 1119954), (213, 1041084), (239, 927828), (242, 916326), (284, 780813), (297, 746636), (363, 610884), (396, 559977), (426, 520542), (478, 463914), (484, 458163), (594, 373318), (639, 347028), (717, 309276), (726, 305442), (781, 283932), (852, 260271), (956, 231957), (1089, 203628), (1188, 186659), (1278, 173514), (1434, 154638), (1452, 152721), (1562, 141966), (1917, 115676), (2151, 103092), (2178, 101814), (2343, 94644), (2556, 86757), (2629, 84348), (2868, 77319), (3124, 70983), (3267, 67876), (3834, 57838), (4302, 51546), (4356, 50907), (4686, 47322), (5258, 42174), (6453, 34364), (6534, 33938), (7029, 31548), (7668, 28919), (7887, 28116), (8591, 25812), (8604, 25773), (9372, 23661), (10516, 21087), (12906, 17182), (13068, 16969), (14058, 15774)]