290337320

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{83}}^1$

素因数の和:176

約数の個数: 192

約数和(自身を含む): 840792960

約数和(自身を除く): 550455640

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 31, 35, 40, 52, 56, 62, 65, 70, 83, 91, 104, 124, 130, 140, 155, 166, 182, 217, 248, 260, 280, 310, 332, 364, 403, 415, 434, 455, 520, 581, 620, 664, 728, 806, 830, 868, 910, 961, 1079, 1085, 1162, 1240, 1612, 1660, 1736, 1820, 1922, 2015, 2158, 2170, 2324, 2573, 2821, 2905, 3224, 3320, 3640, 3844, 4030, 4316, 4340, 4648, 4805, 5146, 5395, 5642, 5810, 6727, 7553, 7688, 8060, 8632, 8680, 9610, 10292, 10790, 11284, 11620, 12493, 12865, 13454, 14105, 15106, 16120, 18011, 19220, 20584, 21580, 22568, 23240, 24986, 25730, 26908, 28210, 30212, 33449, 33635, 36022, 37765, 38440, 43160, 49972, 51460, 53816, 56420, 60424, 62465, 66898, 67270, 72044, 75530, 79763, 87451, 90055, 99944, 102920, 112840, 124930, 133796, 134540, 144088, 151060, 159526, 167245, 174902, 180110, 234143, 249860, 267592, 269080, 302120, 319052, 334490, 349804, 360220, 398815, 437255, 468286, 499720, 558341, 638104, 668980, 699608, 720440, 797630, 874510, 936572, 1036919, 1116682, 1170715, 1337960, 1595260, 1749020, 1873144, 2073838, 2233364, 2341430, 2791705, 3190520, 3498040, 4147676, 4466728, 4682860, 5184595, 5583410, 7258433, 8295352, 9365720, 10369190, 11166820, 14516866, 20738380, 22333640, 29033732, 36292165, 41476760, 58067464, 72584330, 145168660, 290337320]

約数ペア:

[(1, 290337320), (2, 145168660), (4, 72584330), (5, 58067464), (7, 41476760), (8, 36292165), (10, 29033732), (13, 22333640), (14, 20738380), (20, 14516866), (26, 11166820), (28, 10369190), (31, 9365720), (35, 8295352), (40, 7258433), (52, 5583410), (56, 5184595), (62, 4682860), (65, 4466728), (70, 4147676), (83, 3498040), (91, 3190520), (104, 2791705), (124, 2341430), (130, 2233364), (140, 2073838), (155, 1873144), (166, 1749020), (182, 1595260), (217, 1337960), (248, 1170715), (260, 1116682), (280, 1036919), (310, 936572), (332, 874510), (364, 797630), (403, 720440), (415, 699608), (434, 668980), (455, 638104), (520, 558341), (581, 499720), (620, 468286), (664, 437255), (728, 398815), (806, 360220), (830, 349804), (868, 334490), (910, 319052), (961, 302120), (1079, 269080), (1085, 267592), (1162, 249860), (1240, 234143), (1612, 180110), (1660, 174902), (1736, 167245), (1820, 159526), (1922, 151060), (2015, 144088), (2158, 134540), (2170, 133796), (2324, 124930), (2573, 112840), (2821, 102920), (2905, 99944), (3224, 90055), (3320, 87451), (3640, 79763), (3844, 75530), (4030, 72044), (4316, 67270), (4340, 66898), (4648, 62465), (4805, 60424), (5146, 56420), (5395, 53816), (5642, 51460), (5810, 49972), (6727, 43160), (7553, 38440), (7688, 37765), (8060, 36022), (8632, 33635), (8680, 33449), (9610, 30212), (10292, 28210), (10790, 26908), (11284, 25730), (11620, 24986), (12493, 23240), (12865, 22568), (13454, 21580), (14105, 20584), (15106, 19220), (16120, 18011)]