80271972

素因数分解:

$2^2\times 3^4\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{223}}^1$

素因数の和:351

約数の個数: 120

約数和(自身を含む): 232227072

約数和(自身を除く): 151955100

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 27, 33, 36, 44, 54, 66, 81, 99, 101, 108, 132, 162, 198, 202, 223, 297, 303, 324, 396, 404, 446, 594, 606, 669, 891, 892, 909, 1111, 1188, 1212, 1338, 1782, 1818, 2007, 2222, 2453, 2676, 2727, 3333, 3564, 3636, 4014, 4444, 4906, 5454, 6021, 6666, 7359, 8028, 8181, 9812, 9999, 10908, 12042, 13332, 14718, 16362, 18063, 19998, 22077, 22523, 24084, 29436, 29997, 32724, 36126, 39996, 44154, 45046, 59994, 66231, 67569, 72252, 88308, 89991, 90092, 119988, 132462, 135138, 179982, 198693, 202707, 247753, 264924, 270276, 359964, 397386, 405414, 495506, 608121, 743259, 794772, 810828, 991012, 1216242, 1486518, 1824363, 2229777, 2432484, 2973036, 3648726, 4459554, 6689331, 7297452, 8919108, 13378662, 20067993, 26757324, 40135986, 80271972]

約数ペア:

[(1, 80271972), (2, 40135986), (3, 26757324), (4, 20067993), (6, 13378662), (9, 8919108), (11, 7297452), (12, 6689331), (18, 4459554), (22, 3648726), (27, 2973036), (33, 2432484), (36, 2229777), (44, 1824363), (54, 1486518), (66, 1216242), (81, 991012), (99, 810828), (101, 794772), (108, 743259), (132, 608121), (162, 495506), (198, 405414), (202, 397386), (223, 359964), (297, 270276), (303, 264924), (324, 247753), (396, 202707), (404, 198693), (446, 179982), (594, 135138), (606, 132462), (669, 119988), (891, 90092), (892, 89991), (909, 88308), (1111, 72252), (1188, 67569), (1212, 66231), (1338, 59994), (1782, 45046), (1818, 44154), (2007, 39996), (2222, 36126), (2453, 32724), (2676, 29997), (2727, 29436), (3333, 24084), (3564, 22523), (3636, 22077), (4014, 19998), (4444, 18063), (4906, 16362), (5454, 14718), (6021, 13332), (6666, 12042), (7359, 10908), (8028, 9999), (8181, 9812)]