290787120

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{661}}^1$

素因数の和:740

約数の個数: 240

約数和(自身を含む): 1075681152

約数和(自身を除く): 784894032

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 36, 39, 40, 45, 47, 48, 52, 60, 65, 72, 78, 80, 90, 94, 104, 117, 120, 130, 141, 144, 156, 180, 188, 195, 208, 234, 235, 240, 260, 282, 312, 360, 376, 390, 423, 468, 470, 520, 564, 585, 611, 624, 661, 705, 720, 752, 780, 846, 936, 940, 1040, 1128, 1170, 1222, 1322, 1410, 1560, 1692, 1833, 1872, 1880, 1983, 2115, 2256, 2340, 2444, 2644, 2820, 3055, 3120, 3305, 3384, 3666, 3760, 3966, 4230, 4680, 4888, 5288, 5499, 5640, 5949, 6110, 6610, 6768, 7332, 7932, 8460, 8593, 9165, 9360, 9776, 9915, 10576, 10998, 11280, 11898, 12220, 13220, 14664, 15864, 16920, 17186, 18330, 19830, 21996, 23796, 24440, 25779, 26440, 27495, 29328, 29745, 31067, 31728, 33840, 34372, 36660, 39660, 42965, 43992, 47592, 48880, 51558, 52880, 54990, 59490, 62134, 68744, 73320, 77337, 79320, 85930, 87984, 93201, 95184, 103116, 109980, 118980, 124268, 128895, 137488, 146640, 154674, 155335, 158640, 171860, 186402, 206232, 219960, 237960, 248536, 257790, 279603, 309348, 310670, 343720, 372804, 386685, 403871, 412464, 439920, 466005, 475920, 497072, 515580, 559206, 618696, 621340, 687440, 745608, 773370, 807742, 932010, 1031160, 1118412, 1211613, 1237392, 1242680, 1398015, 1491216, 1546740, 1615484, 1864020, 2019355, 2062320, 2236824, 2423226, 2485360, 2796030, 3093480, 3230968, 3634839, 3728040, 4038710, 4473648, 4846452, 5592060, 6058065, 6186960, 6461936, 7269678, 7456080, 8077420, 9692904, 11184120, 12116130, 14539356, 16154840, 18174195, 19385808, 22368240, 24232260, 29078712, 32309680, 36348390, 48464520, 58157424, 72696780, 96929040, 145393560, 290787120]

約数ペア:

[(1, 290787120), (2, 145393560), (3, 96929040), (4, 72696780), (5, 58157424), (6, 48464520), (8, 36348390), (9, 32309680), (10, 29078712), (12, 24232260), (13, 22368240), (15, 19385808), (16, 18174195), (18, 16154840), (20, 14539356), (24, 12116130), (26, 11184120), (30, 9692904), (36, 8077420), (39, 7456080), (40, 7269678), (45, 6461936), (47, 6186960), (48, 6058065), (52, 5592060), (60, 4846452), (65, 4473648), (72, 4038710), (78, 3728040), (80, 3634839), (90, 3230968), (94, 3093480), (104, 2796030), (117, 2485360), (120, 2423226), (130, 2236824), (141, 2062320), (144, 2019355), (156, 1864020), (180, 1615484), (188, 1546740), (195, 1491216), (208, 1398015), (234, 1242680), (235, 1237392), (240, 1211613), (260, 1118412), (282, 1031160), (312, 932010), (360, 807742), (376, 773370), (390, 745608), (423, 687440), (468, 621340), (470, 618696), (520, 559206), (564, 515580), (585, 497072), (611, 475920), (624, 466005), (661, 439920), (705, 412464), (720, 403871), (752, 386685), (780, 372804), (846, 343720), (936, 310670), (940, 309348), (1040, 279603), (1128, 257790), (1170, 248536), (1222, 237960), (1322, 219960), (1410, 206232), (1560, 186402), (1692, 171860), (1833, 158640), (1872, 155335), (1880, 154674), (1983, 146640), (2115, 137488), (2256, 128895), (2340, 124268), (2444, 118980), (2644, 109980), (2820, 103116), (3055, 95184), (3120, 93201), (3305, 87984), (3384, 85930), (3666, 79320), (3760, 77337), (3966, 73320), (4230, 68744), (4680, 62134), (4888, 59490), (5288, 54990), (5499, 52880), (5640, 51558), (5949, 48880), (6110, 47592), (6610, 43992), (6768, 42965), (7332, 39660), (7932, 36660), (8460, 34372), (8593, 33840), (9165, 31728), (9360, 31067), (9776, 29745), (9915, 29328), (10576, 27495), (10998, 26440), (11280, 25779), (11898, 24440), (12220, 23796), (13220, 21996), (14664, 19830), (15864, 18330), (16920, 17186)]