928720520

素因数分解:

$2^3\times 5^1\times 7^3\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{127}}^1$

素因数の和:213

約数の個数: 256

約数和(自身を含む): 2709504000

約数和(自身を除く): 1780783480

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 41, 49, 52, 56, 65, 70, 82, 91, 98, 104, 127, 130, 140, 164, 182, 196, 205, 245, 254, 260, 280, 287, 328, 343, 364, 392, 410, 455, 490, 508, 520, 533, 574, 635, 637, 686, 728, 820, 889, 910, 980, 1016, 1066, 1148, 1270, 1274, 1372, 1435, 1640, 1651, 1715, 1778, 1820, 1960, 2009, 2132, 2296, 2540, 2548, 2665, 2744, 2870, 3185, 3302, 3430, 3556, 3640, 3731, 4018, 4264, 4445, 4459, 5080, 5096, 5207, 5330, 5740, 6223, 6370, 6604, 6860, 7112, 7462, 8036, 8255, 8890, 8918, 10045, 10414, 10660, 11480, 11557, 12446, 12740, 13208, 13720, 14063, 14924, 16072, 16510, 17780, 17836, 18655, 20090, 20828, 21320, 22295, 23114, 24892, 25480, 26035, 26117, 28126, 29848, 31115, 33020, 35560, 35672, 36449, 37310, 40180, 41656, 43561, 44590, 46228, 49784, 52070, 52234, 56252, 57785, 62230, 66040, 67691, 70315, 72898, 74620, 80360, 80899, 87122, 89180, 92456, 104140, 104468, 112504, 115570, 124460, 130585, 135382, 140630, 145796, 149240, 161798, 174244, 178360, 182245, 182819, 208280, 208936, 217805, 231140, 248920, 255143, 261170, 270764, 281260, 291592, 323596, 338455, 348488, 364490, 365638, 404495, 435610, 462280, 473837, 510286, 522340, 541528, 562520, 566293, 647192, 676910, 728980, 731276, 808990, 871220, 914095, 947674, 1020572, 1044680, 1132586, 1275715, 1353820, 1457960, 1462552, 1617980, 1742440, 1786001, 1828190, 1895348, 2041144, 2265172, 2369185, 2551430, 2707640, 2831465, 3235960, 3316859, 3572002, 3656380, 3790696, 4530344, 4738370, 5102860, 5662930, 6633718, 7144004, 7312760, 8930005, 9476740, 10205720, 11325860, 13267436, 14288008, 16584295, 17860010, 18953480, 22651720, 23218013, 26534872, 33168590, 35720020, 46436026, 66337180, 71440040, 92872052, 116090065, 132674360, 185744104, 232180130, 464360260, 928720520]

約数ペア:

[(1, 928720520), (2, 464360260), (4, 232180130), (5, 185744104), (7, 132674360), (8, 116090065), (10, 92872052), (13, 71440040), (14, 66337180), (20, 46436026), (26, 35720020), (28, 33168590), (35, 26534872), (40, 23218013), (41, 22651720), (49, 18953480), (52, 17860010), (56, 16584295), (65, 14288008), (70, 13267436), (82, 11325860), (91, 10205720), (98, 9476740), (104, 8930005), (127, 7312760), (130, 7144004), (140, 6633718), (164, 5662930), (182, 5102860), (196, 4738370), (205, 4530344), (245, 3790696), (254, 3656380), (260, 3572002), (280, 3316859), (287, 3235960), (328, 2831465), (343, 2707640), (364, 2551430), (392, 2369185), (410, 2265172), (455, 2041144), (490, 1895348), (508, 1828190), (520, 1786001), (533, 1742440), (574, 1617980), (635, 1462552), (637, 1457960), (686, 1353820), (728, 1275715), (820, 1132586), (889, 1044680), (910, 1020572), (980, 947674), (1016, 914095), (1066, 871220), (1148, 808990), (1270, 731276), (1274, 728980), (1372, 676910), (1435, 647192), (1640, 566293), (1651, 562520), (1715, 541528), (1778, 522340), (1820, 510286), (1960, 473837), (2009, 462280), (2132, 435610), (2296, 404495), (2540, 365638), (2548, 364490), (2665, 348488), (2744, 338455), (2870, 323596), (3185, 291592), (3302, 281260), (3430, 270764), (3556, 261170), (3640, 255143), (3731, 248920), (4018, 231140), (4264, 217805), (4445, 208936), (4459, 208280), (5080, 182819), (5096, 182245), (5207, 178360), (5330, 174244), (5740, 161798), (6223, 149240), (6370, 145796), (6604, 140630), (6860, 135382), (7112, 130585), (7462, 124460), (8036, 115570), (8255, 112504), (8890, 104468), (8918, 104140), (10045, 92456), (10414, 89180), (10660, 87122), (11480, 80899), (11557, 80360), (12446, 74620), (12740, 72898), (13208, 70315), (13720, 67691), (14063, 66040), (14924, 62230), (16072, 57785), (16510, 56252), (17780, 52234), (17836, 52070), (18655, 49784), (20090, 46228), (20828, 44590), (21320, 43561), (22295, 41656), (23114, 40180), (24892, 37310), (25480, 36449), (26035, 35672), (26117, 35560), (28126, 33020), (29848, 31115)]