381286360

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{109}}^1$

素因数の和:202

約数の個数: 192

約数和(自身を含む): 1101038400

約数和(自身を除く): 719752040

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 31, 35, 40, 52, 56, 62, 65, 70, 91, 104, 109, 124, 130, 140, 155, 182, 217, 218, 248, 260, 280, 310, 364, 403, 434, 436, 455, 520, 545, 620, 728, 763, 806, 868, 872, 910, 961, 1085, 1090, 1240, 1417, 1526, 1612, 1736, 1820, 1922, 2015, 2170, 2180, 2821, 2834, 3052, 3224, 3379, 3640, 3815, 3844, 4030, 4340, 4360, 4805, 5642, 5668, 6104, 6727, 6758, 7085, 7630, 7688, 8060, 8680, 9610, 9919, 11284, 11336, 12493, 13454, 13516, 14105, 14170, 15260, 16120, 16895, 19220, 19838, 22568, 23653, 24986, 26908, 27032, 28210, 28340, 30520, 33635, 33790, 38440, 39676, 43927, 47306, 49595, 49972, 53816, 56420, 56680, 62465, 67270, 67580, 79352, 87451, 87854, 94612, 99190, 99944, 104749, 112840, 118265, 124930, 134540, 135160, 174902, 175708, 189224, 198380, 209498, 219635, 236530, 249860, 269080, 307489, 349804, 351416, 396760, 418996, 437255, 439270, 473060, 499720, 523745, 614978, 699608, 733243, 837992, 874510, 878540, 946120, 1047490, 1229956, 1361737, 1466486, 1537445, 1749020, 1757080, 2094980, 2459912, 2723474, 2932972, 3074890, 3498040, 3666215, 4189960, 5446948, 5865944, 6149780, 6808685, 7332430, 9532159, 10893896, 12299560, 13617370, 14664860, 19064318, 27234740, 29329720, 38128636, 47660795, 54469480, 76257272, 95321590, 190643180, 381286360]

約数ペア:

[(1, 381286360), (2, 190643180), (4, 95321590), (5, 76257272), (7, 54469480), (8, 47660795), (10, 38128636), (13, 29329720), (14, 27234740), (20, 19064318), (26, 14664860), (28, 13617370), (31, 12299560), (35, 10893896), (40, 9532159), (52, 7332430), (56, 6808685), (62, 6149780), (65, 5865944), (70, 5446948), (91, 4189960), (104, 3666215), (109, 3498040), (124, 3074890), (130, 2932972), (140, 2723474), (155, 2459912), (182, 2094980), (217, 1757080), (218, 1749020), (248, 1537445), (260, 1466486), (280, 1361737), (310, 1229956), (364, 1047490), (403, 946120), (434, 878540), (436, 874510), (455, 837992), (520, 733243), (545, 699608), (620, 614978), (728, 523745), (763, 499720), (806, 473060), (868, 439270), (872, 437255), (910, 418996), (961, 396760), (1085, 351416), (1090, 349804), (1240, 307489), (1417, 269080), (1526, 249860), (1612, 236530), (1736, 219635), (1820, 209498), (1922, 198380), (2015, 189224), (2170, 175708), (2180, 174902), (2821, 135160), (2834, 134540), (3052, 124930), (3224, 118265), (3379, 112840), (3640, 104749), (3815, 99944), (3844, 99190), (4030, 94612), (4340, 87854), (4360, 87451), (4805, 79352), (5642, 67580), (5668, 67270), (6104, 62465), (6727, 56680), (6758, 56420), (7085, 53816), (7630, 49972), (7688, 49595), (8060, 47306), (8680, 43927), (9610, 39676), (9919, 38440), (11284, 33790), (11336, 33635), (12493, 30520), (13454, 28340), (13516, 28210), (14105, 27032), (14170, 26908), (15260, 24986), (16120, 23653), (16895, 22568), (19220, 19838)]