320424585

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{163}}^1\times {\mathrm{593}}^1$

素因数の和:794

約数の個数: 64

約数和(自身を含む): 589171968

約数和(自身を除く): 268747383

約数列:

[1, 3, 5, 13, 15, 17, 39, 51, 65, 85, 163, 195, 221, 255, 489, 593, 663, 815, 1105, 1779, 2119, 2445, 2771, 2965, 3315, 6357, 7709, 8313, 8895, 10081, 10595, 13855, 23127, 30243, 31785, 36023, 38545, 41565, 50405, 96659, 108069, 115635, 131053, 151215, 180115, 289977, 393159, 483295, 540345, 655265, 1256567, 1449885, 1643203, 1965795, 3769701, 4929609, 6282835, 8216015, 18848505, 21361639, 24648045, 64084917, 106808195, 320424585]

約数ペア:

[(1, 320424585), (3, 106808195), (5, 64084917), (13, 24648045), (15, 21361639), (17, 18848505), (39, 8216015), (51, 6282835), (65, 4929609), (85, 3769701), (163, 1965795), (195, 1643203), (221, 1449885), (255, 1256567), (489, 655265), (593, 540345), (663, 483295), (815, 393159), (1105, 289977), (1779, 180115), (2119, 151215), (2445, 131053), (2771, 115635), (2965, 108069), (3315, 96659), (6357, 50405), (7709, 41565), (8313, 38545), (8895, 36023), (10081, 31785), (10595, 30243), (13855, 23127)]