331193520

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{65713}}^1$

素因数の和:65739

約数の個数: 120

約数和(自身を含む): 1271171616

約数和(自身を除く): 939978096

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 105, 112, 120, 126, 140, 144, 168, 180, 210, 240, 252, 280, 315, 336, 360, 420, 504, 560, 630, 720, 840, 1008, 1260, 1680, 2520, 5040, 65713, 131426, 197139, 262852, 328565, 394278, 459991, 525704, 591417, 657130, 788556, 919982, 985695, 1051408, 1182834, 1314260, 1379973, 1577112, 1839964, 1971390, 2299955, 2365668, 2628520, 2759946, 2957085, 3154224, 3679928, 3942780, 4139919, 4599910, 4731336, 5257040, 5519892, 5914170, 6899865, 7359856, 7885560, 8279838, 9199820, 9462672, 11039784, 11828340, 13799730, 15771120, 16559676, 18399640, 20699595, 22079568, 23656680, 27599460, 33119352, 36799280, 41399190, 47313360, 55198920, 66238704, 82798380, 110397840, 165596760, 331193520]

約数ペア:

[(1, 331193520), (2, 165596760), (3, 110397840), (4, 82798380), (5, 66238704), (6, 55198920), (7, 47313360), (8, 41399190), (9, 36799280), (10, 33119352), (12, 27599460), (14, 23656680), (15, 22079568), (16, 20699595), (18, 18399640), (20, 16559676), (21, 15771120), (24, 13799730), (28, 11828340), (30, 11039784), (35, 9462672), (36, 9199820), (40, 8279838), (42, 7885560), (45, 7359856), (48, 6899865), (56, 5914170), (60, 5519892), (63, 5257040), (70, 4731336), (72, 4599910), (80, 4139919), (84, 3942780), (90, 3679928), (105, 3154224), (112, 2957085), (120, 2759946), (126, 2628520), (140, 2365668), (144, 2299955), (168, 1971390), (180, 1839964), (210, 1577112), (240, 1379973), (252, 1314260), (280, 1182834), (315, 1051408), (336, 985695), (360, 919982), (420, 788556), (504, 657130), (560, 591417), (630, 525704), (720, 459991), (840, 394278), (1008, 328565), (1260, 262852), (1680, 197139), (2520, 131426), (5040, 65713)]