21497147160

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{31}}^2\times {\mathrm{131}}^1\times {\mathrm{1423}}^1$

素因数の和:1630

約数の個数: 192

約数和(自身を含む): 67194800640

約数和(自身を除く): 45697653480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 31, 40, 60, 62, 93, 120, 124, 131, 155, 186, 248, 262, 310, 372, 393, 465, 524, 620, 655, 744, 786, 930, 961, 1048, 1240, 1310, 1423, 1572, 1860, 1922, 1965, 2620, 2846, 2883, 3144, 3720, 3844, 3930, 4061, 4269, 4805, 5240, 5692, 5766, 7115, 7688, 7860, 8122, 8538, 9610, 11384, 11532, 12183, 14230, 14415, 15720, 16244, 17076, 19220, 20305, 21345, 23064, 24366, 28460, 28830, 32488, 34152, 38440, 40610, 42690, 44113, 48732, 56920, 57660, 60915, 81220, 85380, 88226, 97464, 115320, 121830, 125891, 132339, 162440, 170760, 176452, 186413, 220565, 243660, 251782, 264678, 352904, 372826, 377673, 441130, 487320, 503564, 529356, 559239, 629455, 661695, 745652, 755346, 882260, 932065, 1007128, 1058712, 1118478, 1258910, 1323390, 1367503, 1491304, 1510692, 1764520, 1864130, 1888365, 2236956, 2517820, 2646780, 2735006, 2796195, 3021384, 3728260, 3776730, 4102509, 4473912, 5035640, 5293560, 5470012, 5592390, 5778803, 6837515, 7456520, 7553460, 8205018, 10940024, 11184780, 11557606, 13675030, 15106920, 16410036, 17336409, 20512545, 22369560, 23115212, 27350060, 28894015, 32820072, 34672818, 41025090, 46230424, 54700120, 57788030, 69345636, 82050180, 86682045, 115576060, 138691272, 164100360, 173364090, 179142893, 231152120, 346728180, 358285786, 537428679, 693456360, 716571572, 895714465, 1074857358, 1433143144, 1791428930, 2149714716, 2687143395, 3582857860, 4299429432, 5374286790, 7165715720, 10748573580, 21497147160]

約数ペア:

[(1, 21497147160), (2, 10748573580), (3, 7165715720), (4, 5374286790), (5, 4299429432), (6, 3582857860), (8, 2687143395), (10, 2149714716), (12, 1791428930), (15, 1433143144), (20, 1074857358), (24, 895714465), (30, 716571572), (31, 693456360), (40, 537428679), (60, 358285786), (62, 346728180), (93, 231152120), (120, 179142893), (124, 173364090), (131, 164100360), (155, 138691272), (186, 115576060), (248, 86682045), (262, 82050180), (310, 69345636), (372, 57788030), (393, 54700120), (465, 46230424), (524, 41025090), (620, 34672818), (655, 32820072), (744, 28894015), (786, 27350060), (930, 23115212), (961, 22369560), (1048, 20512545), (1240, 17336409), (1310, 16410036), (1423, 15106920), (1572, 13675030), (1860, 11557606), (1922, 11184780), (1965, 10940024), (2620, 8205018), (2846, 7553460), (2883, 7456520), (3144, 6837515), (3720, 5778803), (3844, 5592390), (3930, 5470012), (4061, 5293560), (4269, 5035640), (4805, 4473912), (5240, 4102509), (5692, 3776730), (5766, 3728260), (7115, 3021384), (7688, 2796195), (7860, 2735006), (8122, 2646780), (8538, 2517820), (9610, 2236956), (11384, 1888365), (11532, 1864130), (12183, 1764520), (14230, 1510692), (14415, 1491304), (15720, 1367503), (16244, 1323390), (17076, 1258910), (19220, 1118478), (20305, 1058712), (21345, 1007128), (23064, 932065), (24366, 882260), (28460, 755346), (28830, 745652), (32488, 661695), (34152, 629455), (38440, 559239), (40610, 529356), (42690, 503564), (44113, 487320), (48732, 441130), (56920, 377673), (57660, 372826), (60915, 352904), (81220, 264678), (85380, 251782), (88226, 243660), (97464, 220565), (115320, 186413), (121830, 176452), (125891, 170760), (132339, 162440)]