221662728

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{631}}^1$

素因数の和:708

約数の個数: 192

約数和(自身を含む): 745355520

約数和(自身を除く): 523692792

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 17, 18, 21, 24, 28, 34, 36, 41, 42, 51, 56, 63, 68, 72, 82, 84, 102, 119, 123, 126, 136, 153, 164, 168, 204, 238, 246, 252, 287, 306, 328, 357, 369, 408, 476, 492, 504, 574, 612, 631, 697, 714, 738, 861, 952, 984, 1071, 1148, 1224, 1262, 1394, 1428, 1476, 1722, 1893, 2091, 2142, 2296, 2524, 2583, 2788, 2856, 2952, 3444, 3786, 4182, 4284, 4417, 4879, 5048, 5166, 5576, 5679, 6273, 6888, 7572, 8364, 8568, 8834, 9758, 10332, 10727, 11358, 12546, 13251, 14637, 15144, 16728, 17668, 19516, 20664, 21454, 22716, 25092, 25871, 26502, 29274, 32181, 35336, 39032, 39753, 42908, 43911, 45432, 50184, 51742, 53004, 58548, 64362, 75089, 77613, 79506, 85816, 87822, 96543, 103484, 106008, 117096, 128724, 150178, 155226, 159012, 175644, 181097, 193086, 206968, 225267, 232839, 257448, 300356, 310452, 318024, 351288, 362194, 386172, 439807, 450534, 465678, 543291, 600712, 620904, 675801, 724388, 772344, 879614, 901068, 931356, 1086582, 1319421, 1351602, 1448776, 1629873, 1759228, 1802136, 1862712, 2173164, 2638842, 2703204, 3078649, 3259746, 3518456, 3958263, 4346328, 5277684, 5406408, 6157298, 6519492, 7916526, 9235947, 10555368, 12314596, 13038984, 15833052, 18471894, 24629192, 27707841, 31666104, 36943788, 55415682, 73887576, 110831364, 221662728]

約数ペア:

[(1, 221662728), (2, 110831364), (3, 73887576), (4, 55415682), (6, 36943788), (7, 31666104), (8, 27707841), (9, 24629192), (12, 18471894), (14, 15833052), (17, 13038984), (18, 12314596), (21, 10555368), (24, 9235947), (28, 7916526), (34, 6519492), (36, 6157298), (41, 5406408), (42, 5277684), (51, 4346328), (56, 3958263), (63, 3518456), (68, 3259746), (72, 3078649), (82, 2703204), (84, 2638842), (102, 2173164), (119, 1862712), (123, 1802136), (126, 1759228), (136, 1629873), (153, 1448776), (164, 1351602), (168, 1319421), (204, 1086582), (238, 931356), (246, 901068), (252, 879614), (287, 772344), (306, 724388), (328, 675801), (357, 620904), (369, 600712), (408, 543291), (476, 465678), (492, 450534), (504, 439807), (574, 386172), (612, 362194), (631, 351288), (697, 318024), (714, 310452), (738, 300356), (861, 257448), (952, 232839), (984, 225267), (1071, 206968), (1148, 193086), (1224, 181097), (1262, 175644), (1394, 159012), (1428, 155226), (1476, 150178), (1722, 128724), (1893, 117096), (2091, 106008), (2142, 103484), (2296, 96543), (2524, 87822), (2583, 85816), (2788, 79506), (2856, 77613), (2952, 75089), (3444, 64362), (3786, 58548), (4182, 53004), (4284, 51742), (4417, 50184), (4879, 45432), (5048, 43911), (5166, 42908), (5576, 39753), (5679, 39032), (6273, 35336), (6888, 32181), (7572, 29274), (8364, 26502), (8568, 25871), (8834, 25092), (9758, 22716), (10332, 21454), (10727, 20664), (11358, 19516), (12546, 17668), (13251, 16728), (14637, 15144)]