831014640

素因数分解:

$2^4\times 3^4\times 5^1\times {\mathrm{257}}^1\times {\mathrm{499}}^1$

素因数の和:781

約数の個数: 200

約数和(自身を含む): 2903274000

約数和(自身を除く): 2072259360

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 81, 90, 108, 120, 135, 144, 162, 180, 216, 240, 257, 270, 324, 360, 405, 432, 499, 514, 540, 648, 720, 771, 810, 998, 1028, 1080, 1285, 1296, 1497, 1542, 1620, 1996, 2056, 2160, 2313, 2495, 2570, 2994, 3084, 3240, 3855, 3992, 4112, 4491, 4626, 4990, 5140, 5988, 6168, 6480, 6939, 7485, 7710, 7984, 8982, 9252, 9980, 10280, 11565, 11976, 12336, 13473, 13878, 14970, 15420, 17964, 18504, 19960, 20560, 20817, 22455, 23130, 23952, 26946, 27756, 29940, 30840, 34695, 35928, 37008, 39920, 40419, 41634, 44910, 46260, 53892, 55512, 59880, 61680, 67365, 69390, 71856, 80838, 83268, 89820, 92520, 104085, 107784, 111024, 119760, 128243, 134730, 138780, 161676, 166536, 179640, 185040, 202095, 208170, 215568, 256486, 269460, 277560, 323352, 333072, 359280, 384729, 404190, 416340, 512972, 538920, 555120, 641215, 646704, 769458, 808380, 832680, 1025944, 1077840, 1154187, 1282430, 1538916, 1616760, 1665360, 1923645, 2051888, 2308374, 2564860, 3077832, 3233520, 3462561, 3847290, 4616748, 5129720, 5770935, 6155664, 6925122, 7694580, 9233496, 10259440, 10387683, 11541870, 13850244, 15389160, 17312805, 18466992, 20775366, 23083740, 27700488, 30778320, 34625610, 41550732, 46167480, 51938415, 55400976, 69251220, 83101464, 92334960, 103876830, 138502440, 166202928, 207753660, 277004880, 415507320, 831014640]

約数ペア:

[(1, 831014640), (2, 415507320), (3, 277004880), (4, 207753660), (5, 166202928), (6, 138502440), (8, 103876830), (9, 92334960), (10, 83101464), (12, 69251220), (15, 55400976), (16, 51938415), (18, 46167480), (20, 41550732), (24, 34625610), (27, 30778320), (30, 27700488), (36, 23083740), (40, 20775366), (45, 18466992), (48, 17312805), (54, 15389160), (60, 13850244), (72, 11541870), (80, 10387683), (81, 10259440), (90, 9233496), (108, 7694580), (120, 6925122), (135, 6155664), (144, 5770935), (162, 5129720), (180, 4616748), (216, 3847290), (240, 3462561), (257, 3233520), (270, 3077832), (324, 2564860), (360, 2308374), (405, 2051888), (432, 1923645), (499, 1665360), (514, 1616760), (540, 1538916), (648, 1282430), (720, 1154187), (771, 1077840), (810, 1025944), (998, 832680), (1028, 808380), (1080, 769458), (1285, 646704), (1296, 641215), (1497, 555120), (1542, 538920), (1620, 512972), (1996, 416340), (2056, 404190), (2160, 384729), (2313, 359280), (2495, 333072), (2570, 323352), (2994, 277560), (3084, 269460), (3240, 256486), (3855, 215568), (3992, 208170), (4112, 202095), (4491, 185040), (4626, 179640), (4990, 166536), (5140, 161676), (5988, 138780), (6168, 134730), (6480, 128243), (6939, 119760), (7485, 111024), (7710, 107784), (7984, 104085), (8982, 92520), (9252, 89820), (9980, 83268), (10280, 80838), (11565, 71856), (11976, 69390), (12336, 67365), (13473, 61680), (13878, 59880), (14970, 55512), (15420, 53892), (17964, 46260), (18504, 44910), (19960, 41634), (20560, 40419), (20817, 39920), (22455, 37008), (23130, 35928), (23952, 34695), (26946, 30840), (27756, 29940)]