328035760

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{1277}}^1$

素因数の和:1335

約数の個数: 120

約数和(自身を含む): 870011280

約数和(自身を除く): 541975520

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 19, 20, 26, 38, 40, 52, 65, 76, 80, 95, 104, 130, 152, 169, 190, 208, 247, 260, 304, 338, 380, 494, 520, 676, 760, 845, 988, 1040, 1235, 1277, 1352, 1520, 1690, 1976, 2470, 2554, 2704, 3211, 3380, 3952, 4940, 5108, 6385, 6422, 6760, 9880, 10216, 12770, 12844, 13520, 16055, 16601, 19760, 20432, 24263, 25540, 25688, 32110, 33202, 48526, 51080, 51376, 64220, 66404, 83005, 97052, 102160, 121315, 128440, 132808, 166010, 194104, 215813, 242630, 256880, 265616, 315419, 332020, 388208, 431626, 485260, 630838, 664040, 863252, 970520, 1079065, 1261676, 1328080, 1577095, 1726504, 1941040, 2158130, 2523352, 3154190, 3453008, 4100447, 4316260, 5046704, 6308380, 8200894, 8632520, 12616760, 16401788, 17265040, 20502235, 25233520, 32803576, 41004470, 65607152, 82008940, 164017880, 328035760]

約数ペア:

[(1, 328035760), (2, 164017880), (4, 82008940), (5, 65607152), (8, 41004470), (10, 32803576), (13, 25233520), (16, 20502235), (19, 17265040), (20, 16401788), (26, 12616760), (38, 8632520), (40, 8200894), (52, 6308380), (65, 5046704), (76, 4316260), (80, 4100447), (95, 3453008), (104, 3154190), (130, 2523352), (152, 2158130), (169, 1941040), (190, 1726504), (208, 1577095), (247, 1328080), (260, 1261676), (304, 1079065), (338, 970520), (380, 863252), (494, 664040), (520, 630838), (676, 485260), (760, 431626), (845, 388208), (988, 332020), (1040, 315419), (1235, 265616), (1277, 256880), (1352, 242630), (1520, 215813), (1690, 194104), (1976, 166010), (2470, 132808), (2554, 128440), (2704, 121315), (3211, 102160), (3380, 97052), (3952, 83005), (4940, 66404), (5108, 64220), (6385, 51376), (6422, 51080), (6760, 48526), (9880, 33202), (10216, 32110), (12770, 25688), (12844, 25540), (13520, 24263), (16055, 20432), (16601, 19760)]