206356920

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{971}}^1$

素因数の和:1026

約数の個数: 256

約数和(自身を含む): 806215680

約数和(自身を除く): 599858760

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 14, 15, 20, 21, 22, 23, 24, 28, 30, 33, 35, 40, 42, 44, 46, 55, 56, 60, 66, 69, 70, 77, 84, 88, 92, 105, 110, 115, 120, 132, 138, 140, 154, 161, 165, 168, 184, 210, 220, 230, 231, 253, 264, 276, 280, 308, 322, 330, 345, 385, 420, 440, 460, 462, 483, 506, 552, 616, 644, 660, 690, 759, 770, 805, 840, 920, 924, 966, 971, 1012, 1155, 1265, 1288, 1320, 1380, 1518, 1540, 1610, 1771, 1848, 1932, 1942, 2024, 2310, 2415, 2530, 2760, 2913, 3036, 3080, 3220, 3542, 3795, 3864, 3884, 4620, 4830, 4855, 5060, 5313, 5826, 6072, 6440, 6797, 7084, 7590, 7768, 8855, 9240, 9660, 9710, 10120, 10626, 10681, 11652, 13594, 14168, 14565, 15180, 17710, 19320, 19420, 20391, 21252, 21362, 22333, 23304, 26565, 27188, 29130, 30360, 32043, 33985, 35420, 38840, 40782, 42504, 42724, 44666, 53130, 53405, 54376, 58260, 64086, 66999, 67970, 70840, 74767, 81564, 85448, 89332, 101955, 106260, 106810, 111665, 116520, 128172, 133998, 135940, 149534, 156331, 160215, 163128, 178664, 203910, 212520, 213620, 223330, 224301, 245663, 256344, 267996, 271880, 299068, 312662, 320430, 334995, 373835, 407820, 427240, 446660, 448602, 468993, 491326, 535992, 598136, 625324, 640860, 669990, 736989, 747670, 781655, 815640, 893320, 897204, 937986, 982652, 1121505, 1228315, 1250648, 1281720, 1339980, 1473978, 1495340, 1563310, 1719641, 1794408, 1875972, 1965304, 2243010, 2344965, 2456630, 2679960, 2947956, 2990680, 3126620, 3439282, 3684945, 3751944, 4486020, 4689930, 4913260, 5158923, 5895912, 6253240, 6878564, 7369890, 8598205, 8972040, 9379860, 9826520, 10317846, 13757128, 14739780, 17196410, 18759720, 20635692, 25794615, 29479560, 34392820, 41271384, 51589230, 68785640, 103178460, 206356920]

約数ペア:

[(1, 206356920), (2, 103178460), (3, 68785640), (4, 51589230), (5, 41271384), (6, 34392820), (7, 29479560), (8, 25794615), (10, 20635692), (11, 18759720), (12, 17196410), (14, 14739780), (15, 13757128), (20, 10317846), (21, 9826520), (22, 9379860), (23, 8972040), (24, 8598205), (28, 7369890), (30, 6878564), (33, 6253240), (35, 5895912), (40, 5158923), (42, 4913260), (44, 4689930), (46, 4486020), (55, 3751944), (56, 3684945), (60, 3439282), (66, 3126620), (69, 2990680), (70, 2947956), (77, 2679960), (84, 2456630), (88, 2344965), (92, 2243010), (105, 1965304), (110, 1875972), (115, 1794408), (120, 1719641), (132, 1563310), (138, 1495340), (140, 1473978), (154, 1339980), (161, 1281720), (165, 1250648), (168, 1228315), (184, 1121505), (210, 982652), (220, 937986), (230, 897204), (231, 893320), (253, 815640), (264, 781655), (276, 747670), (280, 736989), (308, 669990), (322, 640860), (330, 625324), (345, 598136), (385, 535992), (420, 491326), (440, 468993), (460, 448602), (462, 446660), (483, 427240), (506, 407820), (552, 373835), (616, 334995), (644, 320430), (660, 312662), (690, 299068), (759, 271880), (770, 267996), (805, 256344), (840, 245663), (920, 224301), (924, 223330), (966, 213620), (971, 212520), (1012, 203910), (1155, 178664), (1265, 163128), (1288, 160215), (1320, 156331), (1380, 149534), (1518, 135940), (1540, 133998), (1610, 128172), (1771, 116520), (1848, 111665), (1932, 106810), (1942, 106260), (2024, 101955), (2310, 89332), (2415, 85448), (2530, 81564), (2760, 74767), (2913, 70840), (3036, 67970), (3080, 66999), (3220, 64086), (3542, 58260), (3795, 54376), (3864, 53405), (3884, 53130), (4620, 44666), (4830, 42724), (4855, 42504), (5060, 40782), (5313, 38840), (5826, 35420), (6072, 33985), (6440, 32043), (6797, 30360), (7084, 29130), (7590, 27188), (7768, 26565), (8855, 23304), (9240, 22333), (9660, 21362), (9710, 21252), (10120, 20391), (10626, 19420), (10681, 19320), (11652, 17710), (13594, 15180), (14168, 14565)]