1280325960

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{59}}^1\times {\mathrm{71}}^1\times {\mathrm{283}}^1$

素因数の和:433

約数の個数: 256

約数和(自身を含む): 4416768000

約数和(自身を除く): 3136442040

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 59, 60, 71, 72, 90, 108, 118, 120, 135, 142, 177, 180, 213, 216, 236, 270, 283, 284, 295, 354, 355, 360, 426, 472, 531, 540, 566, 568, 590, 639, 708, 710, 849, 852, 885, 1062, 1065, 1080, 1132, 1180, 1278, 1415, 1416, 1420, 1593, 1698, 1704, 1770, 1917, 2124, 2130, 2264, 2360, 2547, 2556, 2655, 2830, 2840, 3186, 3195, 3396, 3540, 3834, 4189, 4245, 4248, 4260, 5094, 5112, 5310, 5660, 6372, 6390, 6792, 7080, 7641, 7668, 7965, 8378, 8490, 8520, 9585, 10188, 10620, 11320, 12567, 12735, 12744, 12780, 15282, 15336, 15930, 16697, 16756, 16980, 19170, 20093, 20376, 20945, 21240, 25134, 25470, 25560, 30564, 31860, 33394, 33512, 33960, 37701, 38205, 38340, 40186, 41890, 50091, 50268, 50940, 60279, 61128, 62835, 63720, 66788, 75402, 76410, 76680, 80372, 83485, 83780, 100182, 100465, 100536, 101880, 113103, 120558, 125670, 133576, 150273, 150804, 152820, 160744, 166970, 167560, 180837, 188505, 200364, 200930, 226206, 241116, 250455, 251340, 300546, 301395, 301608, 305640, 333940, 361674, 377010, 400728, 401860, 450819, 452412, 482232, 500910, 502680, 542511, 565515, 601092, 602790, 667880, 723348, 751365, 754020, 803720, 901638, 904185, 904824, 1001820, 1085022, 1131030, 1185487, 1202184, 1205580, 1446696, 1502730, 1508040, 1803276, 1808370, 2003640, 2170044, 2254095, 2262060, 2370974, 2411160, 2712555, 3005460, 3556461, 3606552, 3616740, 4340088, 4508190, 4524120, 4741948, 5425110, 5927435, 6010920, 7112922, 7233480, 9016380, 9483896, 10669383, 10850220, 11854870, 14225844, 17782305, 18032760, 21338766, 21700440, 23709740, 28451688, 32008149, 35564610, 42677532, 47419480, 53346915, 64016298, 71129220, 85355064, 106693830, 128032596, 142258440, 160040745, 213387660, 256065192, 320081490, 426775320, 640162980, 1280325960]

約数ペア:

[(1, 1280325960), (2, 640162980), (3, 426775320), (4, 320081490), (5, 256065192), (6, 213387660), (8, 160040745), (9, 142258440), (10, 128032596), (12, 106693830), (15, 85355064), (18, 71129220), (20, 64016298), (24, 53346915), (27, 47419480), (30, 42677532), (36, 35564610), (40, 32008149), (45, 28451688), (54, 23709740), (59, 21700440), (60, 21338766), (71, 18032760), (72, 17782305), (90, 14225844), (108, 11854870), (118, 10850220), (120, 10669383), (135, 9483896), (142, 9016380), (177, 7233480), (180, 7112922), (213, 6010920), (216, 5927435), (236, 5425110), (270, 4741948), (283, 4524120), (284, 4508190), (295, 4340088), (354, 3616740), (355, 3606552), (360, 3556461), (426, 3005460), (472, 2712555), (531, 2411160), (540, 2370974), (566, 2262060), (568, 2254095), (590, 2170044), (639, 2003640), (708, 1808370), (710, 1803276), (849, 1508040), (852, 1502730), (885, 1446696), (1062, 1205580), (1065, 1202184), (1080, 1185487), (1132, 1131030), (1180, 1085022), (1278, 1001820), (1415, 904824), (1416, 904185), (1420, 901638), (1593, 803720), (1698, 754020), (1704, 751365), (1770, 723348), (1917, 667880), (2124, 602790), (2130, 601092), (2264, 565515), (2360, 542511), (2547, 502680), (2556, 500910), (2655, 482232), (2830, 452412), (2840, 450819), (3186, 401860), (3195, 400728), (3396, 377010), (3540, 361674), (3834, 333940), (4189, 305640), (4245, 301608), (4248, 301395), (4260, 300546), (5094, 251340), (5112, 250455), (5310, 241116), (5660, 226206), (6372, 200930), (6390, 200364), (6792, 188505), (7080, 180837), (7641, 167560), (7668, 166970), (7965, 160744), (8378, 152820), (8490, 150804), (8520, 150273), (9585, 133576), (10188, 125670), (10620, 120558), (11320, 113103), (12567, 101880), (12735, 100536), (12744, 100465), (12780, 100182), (15282, 83780), (15336, 83485), (15930, 80372), (16697, 76680), (16756, 76410), (16980, 75402), (19170, 66788), (20093, 63720), (20376, 62835), (20945, 61128), (21240, 60279), (25134, 50940), (25470, 50268), (25560, 50091), (30564, 41890), (31860, 40186), (33394, 38340), (33512, 38205), (33960, 37701)]