1335321520

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{67577}}^1$

素因数の和:67622

約数の個数: 80

約数和(自身を含む): 3519462240

約数和(自身を除く): 2184140720

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 19, 20, 26, 38, 40, 52, 65, 76, 80, 95, 104, 130, 152, 190, 208, 247, 260, 304, 380, 494, 520, 760, 988, 1040, 1235, 1520, 1976, 2470, 3952, 4940, 9880, 19760, 67577, 135154, 270308, 337885, 540616, 675770, 878501, 1081232, 1283963, 1351540, 1757002, 2567926, 2703080, 3514004, 4392505, 5135852, 5406160, 6419815, 7028008, 8785010, 10271704, 12839630, 14056016, 16691519, 17570020, 20543408, 25679260, 33383038, 35140040, 51358520, 66766076, 70280080, 83457595, 102717040, 133532152, 166915190, 267064304, 333830380, 667660760, 1335321520]

約数ペア:

[(1, 1335321520), (2, 667660760), (4, 333830380), (5, 267064304), (8, 166915190), (10, 133532152), (13, 102717040), (16, 83457595), (19, 70280080), (20, 66766076), (26, 51358520), (38, 35140040), (40, 33383038), (52, 25679260), (65, 20543408), (76, 17570020), (80, 16691519), (95, 14056016), (104, 12839630), (130, 10271704), (152, 8785010), (190, 7028008), (208, 6419815), (247, 5406160), (260, 5135852), (304, 4392505), (380, 3514004), (494, 2703080), (520, 2567926), (760, 1757002), (988, 1351540), (1040, 1283963), (1235, 1081232), (1520, 878501), (1976, 675770), (2470, 540616), (3952, 337885), (4940, 270308), (9880, 135154), (19760, 67577)]