420072444

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{1801}}^1$

素因数の和:1872

約数の個数: 144

約数和(自身を含む): 1259381760

約数和(自身を除く): 839309316

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 19, 22, 31, 33, 36, 38, 44, 57, 62, 66, 76, 93, 99, 114, 124, 132, 171, 186, 198, 209, 228, 279, 341, 342, 372, 396, 418, 558, 589, 627, 682, 684, 836, 1023, 1116, 1178, 1254, 1364, 1767, 1801, 1881, 2046, 2356, 2508, 3069, 3534, 3602, 3762, 4092, 5301, 5403, 6138, 6479, 7068, 7204, 7524, 10602, 10806, 12276, 12958, 16209, 19437, 19811, 21204, 21612, 25916, 32418, 34219, 38874, 39622, 55831, 58311, 59433, 64836, 68438, 77748, 79244, 102657, 111662, 116622, 118866, 136876, 167493, 178299, 205314, 223324, 233244, 237732, 307971, 334986, 356598, 376409, 410628, 502479, 614141, 615942, 669972, 713196, 752818, 1004958, 1060789, 1129227, 1228282, 1231884, 1505636, 1842423, 2009916, 2121578, 2258454, 2456564, 3182367, 3387681, 3684846, 4243156, 4516908, 5527269, 6364734, 6775362, 7369692, 9547101, 11054538, 11668679, 12729468, 13550724, 19094202, 22109076, 23337358, 35006037, 38188404, 46674716, 70012074, 105018111, 140024148, 210036222, 420072444]

約数ペア:

[(1, 420072444), (2, 210036222), (3, 140024148), (4, 105018111), (6, 70012074), (9, 46674716), (11, 38188404), (12, 35006037), (18, 23337358), (19, 22109076), (22, 19094202), (31, 13550724), (33, 12729468), (36, 11668679), (38, 11054538), (44, 9547101), (57, 7369692), (62, 6775362), (66, 6364734), (76, 5527269), (93, 4516908), (99, 4243156), (114, 3684846), (124, 3387681), (132, 3182367), (171, 2456564), (186, 2258454), (198, 2121578), (209, 2009916), (228, 1842423), (279, 1505636), (341, 1231884), (342, 1228282), (372, 1129227), (396, 1060789), (418, 1004958), (558, 752818), (589, 713196), (627, 669972), (682, 615942), (684, 614141), (836, 502479), (1023, 410628), (1116, 376409), (1178, 356598), (1254, 334986), (1364, 307971), (1767, 237732), (1801, 233244), (1881, 223324), (2046, 205314), (2356, 178299), (2508, 167493), (3069, 136876), (3534, 118866), (3602, 116622), (3762, 111662), (4092, 102657), (5301, 79244), (5403, 77748), (6138, 68438), (6479, 64836), (7068, 59433), (7204, 58311), (7524, 55831), (10602, 39622), (10806, 38874), (12276, 34219), (12958, 32418), (16209, 25916), (19437, 21612), (19811, 21204)]