265851040

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^2$

素因数の和:116

約数の個数: 288

約数和(自身を含む): 840792960

約数和(自身を除く): 574941920

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 19, 20, 26, 28, 31, 32, 35, 38, 40, 52, 56, 62, 65, 70, 76, 80, 91, 95, 104, 112, 124, 130, 133, 140, 152, 155, 160, 182, 190, 208, 217, 224, 247, 248, 260, 266, 280, 304, 310, 364, 380, 403, 416, 434, 455, 494, 496, 520, 532, 560, 589, 608, 620, 665, 728, 760, 806, 868, 910, 961, 988, 992, 1040, 1064, 1085, 1120, 1178, 1235, 1240, 1330, 1456, 1520, 1612, 1729, 1736, 1820, 1922, 1976, 2015, 2080, 2128, 2170, 2356, 2470, 2480, 2660, 2821, 2912, 2945, 3040, 3224, 3458, 3472, 3640, 3844, 3952, 4030, 4123, 4256, 4340, 4712, 4805, 4940, 4960, 5320, 5642, 5890, 6448, 6727, 6916, 6944, 7280, 7657, 7688, 7904, 8060, 8246, 8645, 8680, 9424, 9610, 9880, 10640, 11284, 11780, 12493, 12896, 13454, 13832, 14105, 14560, 15314, 15376, 16120, 16492, 17290, 17360, 18259, 18848, 19220, 19760, 20615, 21280, 22568, 23560, 24986, 26908, 27664, 28210, 30628, 30752, 32240, 32984, 33635, 34580, 34720, 36518, 38285, 38440, 39520, 41230, 45136, 47120, 49972, 53599, 53816, 55328, 56420, 61256, 62465, 64480, 65968, 67270, 69160, 73036, 76570, 76880, 82460, 87451, 90272, 91295, 94240, 99944, 107198, 107632, 112840, 122512, 124930, 127813, 131936, 134540, 138320, 146072, 153140, 153760, 164920, 174902, 182590, 199888, 214396, 215264, 225680, 237367, 245024, 249860, 255626, 267995, 269080, 276640, 292144, 306280, 329840, 349804, 365180, 399776, 428792, 437255, 451360, 474734, 499720, 511252, 535990, 538160, 584288, 612560, 639065, 659680, 699608, 730360, 857584, 874510, 949468, 999440, 1022504, 1071980, 1076320, 1186835, 1225120, 1278130, 1399216, 1460720, 1661569, 1715168, 1749020, 1898936, 1998880, 2045008, 2143960, 2373670, 2556260, 2798432, 2921440, 3323138, 3498040, 3797872, 4090016, 4287920, 4747340, 5112520, 6646276, 6996080, 7595744, 8307845, 8575840, 9494680, 10225040, 13292552, 13992160, 16615690, 18989360, 20450080, 26585104, 33231380, 37978720, 53170208, 66462760, 132925520, 265851040]

約数ペア:

[(1, 265851040), (2, 132925520), (4, 66462760), (5, 53170208), (7, 37978720), (8, 33231380), (10, 26585104), (13, 20450080), (14, 18989360), (16, 16615690), (19, 13992160), (20, 13292552), (26, 10225040), (28, 9494680), (31, 8575840), (32, 8307845), (35, 7595744), (38, 6996080), (40, 6646276), (52, 5112520), (56, 4747340), (62, 4287920), (65, 4090016), (70, 3797872), (76, 3498040), (80, 3323138), (91, 2921440), (95, 2798432), (104, 2556260), (112, 2373670), (124, 2143960), (130, 2045008), (133, 1998880), (140, 1898936), (152, 1749020), (155, 1715168), (160, 1661569), (182, 1460720), (190, 1399216), (208, 1278130), (217, 1225120), (224, 1186835), (247, 1076320), (248, 1071980), (260, 1022504), (266, 999440), (280, 949468), (304, 874510), (310, 857584), (364, 730360), (380, 699608), (403, 659680), (416, 639065), (434, 612560), (455, 584288), (494, 538160), (496, 535990), (520, 511252), (532, 499720), (560, 474734), (589, 451360), (608, 437255), (620, 428792), (665, 399776), (728, 365180), (760, 349804), (806, 329840), (868, 306280), (910, 292144), (961, 276640), (988, 269080), (992, 267995), (1040, 255626), (1064, 249860), (1085, 245024), (1120, 237367), (1178, 225680), (1235, 215264), (1240, 214396), (1330, 199888), (1456, 182590), (1520, 174902), (1612, 164920), (1729, 153760), (1736, 153140), (1820, 146072), (1922, 138320), (1976, 134540), (2015, 131936), (2080, 127813), (2128, 124930), (2170, 122512), (2356, 112840), (2470, 107632), (2480, 107198), (2660, 99944), (2821, 94240), (2912, 91295), (2945, 90272), (3040, 87451), (3224, 82460), (3458, 76880), (3472, 76570), (3640, 73036), (3844, 69160), (3952, 67270), (4030, 65968), (4123, 64480), (4256, 62465), (4340, 61256), (4712, 56420), (4805, 55328), (4940, 53816), (4960, 53599), (5320, 49972), (5642, 47120), (5890, 45136), (6448, 41230), (6727, 39520), (6916, 38440), (6944, 38285), (7280, 36518), (7657, 34720), (7688, 34580), (7904, 33635), (8060, 32984), (8246, 32240), (8645, 30752), (8680, 30628), (9424, 28210), (9610, 27664), (9880, 26908), (10640, 24986), (11284, 23560), (11780, 22568), (12493, 21280), (12896, 20615), (13454, 19760), (13832, 19220), (14105, 18848), (14560, 18259), (15314, 17360), (15376, 17290), (16120, 16492)]