171403960

素因数分解:

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

素因数の和:107

約数の個数: 192

約数和(自身を含む): 500472000

約数和(自身を除く): 329068040

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 31, 35, 40, 49, 52, 56, 62, 65, 70, 91, 98, 104, 124, 130, 140, 155, 182, 196, 217, 245, 248, 260, 280, 310, 343, 364, 392, 403, 434, 455, 490, 520, 620, 637, 686, 728, 806, 868, 910, 961, 980, 1085, 1240, 1274, 1372, 1519, 1612, 1715, 1736, 1820, 1922, 1960, 2015, 2170, 2548, 2744, 2821, 3038, 3185, 3224, 3430, 3640, 3844, 4030, 4340, 4459, 4805, 5096, 5642, 6076, 6370, 6727, 6860, 7595, 7688, 8060, 8680, 8918, 9610, 10633, 11284, 12152, 12493, 12740, 13454, 13720, 14105, 15190, 16120, 17836, 19220, 19747, 21266, 22295, 22568, 24986, 25480, 26908, 28210, 30380, 33635, 35672, 38440, 39494, 42532, 44590, 47089, 49972, 53165, 53816, 56420, 60760, 62465, 67270, 78988, 85064, 87451, 89180, 94178, 98735, 99944, 106330, 112840, 124930, 134540, 138229, 157976, 174902, 178360, 188356, 197470, 212660, 235445, 249860, 269080, 276458, 329623, 349804, 376712, 394940, 425320, 437255, 470890, 499720, 552916, 612157, 659246, 691145, 699608, 789880, 874510, 941780, 1105832, 1224314, 1318492, 1382290, 1648115, 1749020, 1883560, 2448628, 2636984, 2764580, 3060785, 3296230, 3498040, 4285099, 4897256, 5529160, 6121570, 6592460, 8570198, 12243140, 13184920, 17140396, 21425495, 24486280, 34280792, 42850990, 85701980, 171403960]

約数ペア:

[(1, 171403960), (2, 85701980), (4, 42850990), (5, 34280792), (7, 24486280), (8, 21425495), (10, 17140396), (13, 13184920), (14, 12243140), (20, 8570198), (26, 6592460), (28, 6121570), (31, 5529160), (35, 4897256), (40, 4285099), (49, 3498040), (52, 3296230), (56, 3060785), (62, 2764580), (65, 2636984), (70, 2448628), (91, 1883560), (98, 1749020), (104, 1648115), (124, 1382290), (130, 1318492), (140, 1224314), (155, 1105832), (182, 941780), (196, 874510), (217, 789880), (245, 699608), (248, 691145), (260, 659246), (280, 612157), (310, 552916), (343, 499720), (364, 470890), (392, 437255), (403, 425320), (434, 394940), (455, 376712), (490, 349804), (520, 329623), (620, 276458), (637, 269080), (686, 249860), (728, 235445), (806, 212660), (868, 197470), (910, 188356), (961, 178360), (980, 174902), (1085, 157976), (1240, 138229), (1274, 134540), (1372, 124930), (1519, 112840), (1612, 106330), (1715, 99944), (1736, 98735), (1820, 94178), (1922, 89180), (1960, 87451), (2015, 85064), (2170, 78988), (2548, 67270), (2744, 62465), (2821, 60760), (3038, 56420), (3185, 53816), (3224, 53165), (3430, 49972), (3640, 47089), (3844, 44590), (4030, 42532), (4340, 39494), (4459, 38440), (4805, 35672), (5096, 33635), (5642, 30380), (6076, 28210), (6370, 26908), (6727, 25480), (6860, 24986), (7595, 22568), (7688, 22295), (8060, 21266), (8680, 19747), (8918, 19220), (9610, 17836), (10633, 16120), (11284, 15190), (12152, 14105), (12493, 13720), (12740, 13454)]