195890240

素因数分解:

$2^6\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{31}}^2$

素因数の和:106

約数の個数: 252

約数和(自身を含む): 603819468

約数和(自身を除く): 407929228

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 31, 32, 35, 40, 49, 52, 56, 62, 64, 65, 70, 80, 91, 98, 104, 112, 124, 130, 140, 155, 160, 182, 196, 208, 217, 224, 245, 248, 260, 280, 310, 320, 364, 392, 403, 416, 434, 448, 455, 490, 496, 520, 560, 620, 637, 728, 784, 806, 832, 868, 910, 961, 980, 992, 1040, 1085, 1120, 1240, 1274, 1456, 1519, 1568, 1612, 1736, 1820, 1922, 1960, 1984, 2015, 2080, 2170, 2240, 2480, 2548, 2821, 2912, 3038, 3136, 3185, 3224, 3472, 3640, 3844, 3920, 4030, 4160, 4340, 4805, 4960, 5096, 5642, 5824, 6076, 6370, 6448, 6727, 6944, 7280, 7595, 7688, 7840, 8060, 8680, 9610, 9920, 10192, 11284, 12152, 12493, 12740, 12896, 13454, 13888, 14105, 14560, 15190, 15376, 15680, 16120, 17360, 19220, 19747, 20384, 22568, 24304, 24986, 25480, 25792, 26908, 28210, 29120, 30380, 30752, 32240, 33635, 34720, 38440, 39494, 40768, 45136, 47089, 48608, 49972, 50960, 53816, 56420, 60760, 61504, 62465, 64480, 67270, 69440, 76880, 78988, 87451, 90272, 94178, 97216, 98735, 99944, 101920, 107632, 112840, 121520, 124930, 128960, 134540, 153760, 157976, 174902, 180544, 188356, 197470, 199888, 203840, 215264, 225680, 235445, 243040, 249860, 269080, 307520, 315952, 349804, 376712, 394940, 399776, 430528, 437255, 451360, 470890, 486080, 499720, 538160, 612157, 631904, 699608, 753424, 789880, 799552, 874510, 902720, 941780, 999440, 1076320, 1224314, 1263808, 1399216, 1506848, 1579760, 1749020, 1883560, 1998880, 2152640, 2448628, 2798432, 3013696, 3060785, 3159520, 3498040, 3767120, 3997760, 4897256, 5596864, 6121570, 6319040, 6996080, 7534240, 9794512, 12243140, 13992160, 15068480, 19589024, 24486280, 27984320, 39178048, 48972560, 97945120, 195890240]

約数ペア:

[(1, 195890240), (2, 97945120), (4, 48972560), (5, 39178048), (7, 27984320), (8, 24486280), (10, 19589024), (13, 15068480), (14, 13992160), (16, 12243140), (20, 9794512), (26, 7534240), (28, 6996080), (31, 6319040), (32, 6121570), (35, 5596864), (40, 4897256), (49, 3997760), (52, 3767120), (56, 3498040), (62, 3159520), (64, 3060785), (65, 3013696), (70, 2798432), (80, 2448628), (91, 2152640), (98, 1998880), (104, 1883560), (112, 1749020), (124, 1579760), (130, 1506848), (140, 1399216), (155, 1263808), (160, 1224314), (182, 1076320), (196, 999440), (208, 941780), (217, 902720), (224, 874510), (245, 799552), (248, 789880), (260, 753424), (280, 699608), (310, 631904), (320, 612157), (364, 538160), (392, 499720), (403, 486080), (416, 470890), (434, 451360), (448, 437255), (455, 430528), (490, 399776), (496, 394940), (520, 376712), (560, 349804), (620, 315952), (637, 307520), (728, 269080), (784, 249860), (806, 243040), (832, 235445), (868, 225680), (910, 215264), (961, 203840), (980, 199888), (992, 197470), (1040, 188356), (1085, 180544), (1120, 174902), (1240, 157976), (1274, 153760), (1456, 134540), (1519, 128960), (1568, 124930), (1612, 121520), (1736, 112840), (1820, 107632), (1922, 101920), (1960, 99944), (1984, 98735), (2015, 97216), (2080, 94178), (2170, 90272), (2240, 87451), (2480, 78988), (2548, 76880), (2821, 69440), (2912, 67270), (3038, 64480), (3136, 62465), (3185, 61504), (3224, 60760), (3472, 56420), (3640, 53816), (3844, 50960), (3920, 49972), (4030, 48608), (4160, 47089), (4340, 45136), (4805, 40768), (4960, 39494), (5096, 38440), (5642, 34720), (5824, 33635), (6076, 32240), (6370, 30752), (6448, 30380), (6727, 29120), (6944, 28210), (7280, 26908), (7595, 25792), (7688, 25480), (7840, 24986), (8060, 24304), (8680, 22568), (9610, 20384), (9920, 19747), (10192, 19220), (11284, 17360), (12152, 16120), (12493, 15680), (12740, 15376), (12896, 15190), (13454, 14560), (13888, 14105)]