231951720

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{1931}}^1$

素因数の和:1976

約数の個数: 256

約数和(自身を含む): 934778880

約数和(自身を除く): 702827160

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 13, 14, 15, 20, 21, 22, 24, 26, 28, 30, 33, 35, 39, 40, 42, 44, 52, 55, 56, 60, 65, 66, 70, 77, 78, 84, 88, 91, 104, 105, 110, 120, 130, 132, 140, 143, 154, 156, 165, 168, 182, 195, 210, 220, 231, 260, 264, 273, 280, 286, 308, 312, 330, 364, 385, 390, 420, 429, 440, 455, 462, 520, 546, 572, 616, 660, 715, 728, 770, 780, 840, 858, 910, 924, 1001, 1092, 1144, 1155, 1320, 1365, 1430, 1540, 1560, 1716, 1820, 1848, 1931, 2002, 2145, 2184, 2310, 2730, 2860, 3003, 3080, 3432, 3640, 3862, 4004, 4290, 4620, 5005, 5460, 5720, 5793, 6006, 7724, 8008, 8580, 9240, 9655, 10010, 10920, 11586, 12012, 13517, 15015, 15448, 17160, 19310, 20020, 21241, 23172, 24024, 25103, 27034, 28965, 30030, 38620, 40040, 40551, 42482, 46344, 50206, 54068, 57930, 60060, 63723, 67585, 75309, 77240, 81102, 84964, 100412, 106205, 108136, 115860, 120120, 125515, 127446, 135170, 148687, 150618, 162204, 169928, 175721, 200824, 202755, 212410, 231720, 251030, 254892, 270340, 276133, 297374, 301236, 318615, 324408, 351442, 376545, 405510, 424820, 446061, 502060, 509784, 527163, 540680, 552266, 594748, 602472, 637230, 702884, 743435, 753090, 811020, 828399, 849640, 878605, 892122, 1004120, 1054326, 1104532, 1189496, 1274460, 1380665, 1405768, 1486870, 1506180, 1622040, 1656798, 1757210, 1784244, 1932931, 2108652, 2209064, 2230305, 2548920, 2635815, 2761330, 2973740, 3012360, 3313596, 3514420, 3568488, 3865862, 4141995, 4217304, 4460610, 5271630, 5522660, 5798793, 5947480, 6627192, 7028840, 7731724, 8283990, 8921220, 9664655, 10543260, 11045320, 11597586, 15463448, 16567980, 17842440, 19329310, 21086520, 23195172, 28993965, 33135960, 38658620, 46390344, 57987930, 77317240, 115975860, 231951720]

約数ペア:

[(1, 231951720), (2, 115975860), (3, 77317240), (4, 57987930), (5, 46390344), (6, 38658620), (7, 33135960), (8, 28993965), (10, 23195172), (11, 21086520), (12, 19329310), (13, 17842440), (14, 16567980), (15, 15463448), (20, 11597586), (21, 11045320), (22, 10543260), (24, 9664655), (26, 8921220), (28, 8283990), (30, 7731724), (33, 7028840), (35, 6627192), (39, 5947480), (40, 5798793), (42, 5522660), (44, 5271630), (52, 4460610), (55, 4217304), (56, 4141995), (60, 3865862), (65, 3568488), (66, 3514420), (70, 3313596), (77, 3012360), (78, 2973740), (84, 2761330), (88, 2635815), (91, 2548920), (104, 2230305), (105, 2209064), (110, 2108652), (120, 1932931), (130, 1784244), (132, 1757210), (140, 1656798), (143, 1622040), (154, 1506180), (156, 1486870), (165, 1405768), (168, 1380665), (182, 1274460), (195, 1189496), (210, 1104532), (220, 1054326), (231, 1004120), (260, 892122), (264, 878605), (273, 849640), (280, 828399), (286, 811020), (308, 753090), (312, 743435), (330, 702884), (364, 637230), (385, 602472), (390, 594748), (420, 552266), (429, 540680), (440, 527163), (455, 509784), (462, 502060), (520, 446061), (546, 424820), (572, 405510), (616, 376545), (660, 351442), (715, 324408), (728, 318615), (770, 301236), (780, 297374), (840, 276133), (858, 270340), (910, 254892), (924, 251030), (1001, 231720), (1092, 212410), (1144, 202755), (1155, 200824), (1320, 175721), (1365, 169928), (1430, 162204), (1540, 150618), (1560, 148687), (1716, 135170), (1820, 127446), (1848, 125515), (1931, 120120), (2002, 115860), (2145, 108136), (2184, 106205), (2310, 100412), (2730, 84964), (2860, 81102), (3003, 77240), (3080, 75309), (3432, 67585), (3640, 63723), (3862, 60060), (4004, 57930), (4290, 54068), (4620, 50206), (5005, 46344), (5460, 42482), (5720, 40551), (5793, 40040), (6006, 38620), (7724, 30030), (8008, 28965), (8580, 27034), (9240, 25103), (9655, 24024), (10010, 23172), (10920, 21241), (11586, 20020), (12012, 19310), (13517, 17160), (15015, 15448)]