218992248

素因数分解:

$2^3\times 3^4\times {\mathrm{331}}^1\times {\mathrm{1021}}^1$

素因数の和:1370

約数の個数: 80

約数和(自身を含む): 615836760

約数和(自身を除く): 396844512

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 108, 162, 216, 324, 331, 648, 662, 993, 1021, 1324, 1986, 2042, 2648, 2979, 3063, 3972, 4084, 5958, 6126, 7944, 8168, 8937, 9189, 11916, 12252, 17874, 18378, 23832, 24504, 26811, 27567, 35748, 36756, 53622, 55134, 71496, 73512, 82701, 107244, 110268, 165402, 214488, 220536, 330804, 337951, 661608, 675902, 1013853, 1351804, 2027706, 2703608, 3041559, 4055412, 6083118, 8110824, 9124677, 12166236, 18249354, 24332472, 27374031, 36498708, 54748062, 72997416, 109496124, 218992248]

約数ペア:

[(1, 218992248), (2, 109496124), (3, 72997416), (4, 54748062), (6, 36498708), (8, 27374031), (9, 24332472), (12, 18249354), (18, 12166236), (24, 9124677), (27, 8110824), (36, 6083118), (54, 4055412), (72, 3041559), (81, 2703608), (108, 2027706), (162, 1351804), (216, 1013853), (324, 675902), (331, 661608), (648, 337951), (662, 330804), (993, 220536), (1021, 214488), (1324, 165402), (1986, 110268), (2042, 107244), (2648, 82701), (2979, 73512), (3063, 71496), (3972, 55134), (4084, 53622), (5958, 36756), (6126, 35748), (7944, 27567), (8168, 26811), (8937, 24504), (9189, 23832), (11916, 18378), (12252, 17874)]