20819620080

素因数分解:

$2^4\times 3^3\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{29297}}^1$

素因数の和:29373

約数の個数: 320

約数和(自身を含む): 83703214080

約数和(自身を除く): 62883594000

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 47, 48, 54, 56, 60, 63, 70, 72, 80, 84, 90, 94, 105, 108, 112, 120, 126, 135, 140, 141, 144, 168, 180, 188, 189, 210, 216, 235, 240, 252, 270, 280, 282, 315, 329, 336, 360, 376, 378, 420, 423, 432, 470, 504, 540, 560, 564, 630, 658, 705, 720, 752, 756, 840, 846, 940, 945, 987, 1008, 1080, 1128, 1260, 1269, 1316, 1410, 1512, 1645, 1680, 1692, 1880, 1890, 1974, 2115, 2160, 2256, 2520, 2538, 2632, 2820, 2961, 3024, 3290, 3384, 3760, 3780, 3948, 4230, 4935, 5040, 5076, 5264, 5640, 5922, 6345, 6580, 6768, 7560, 7896, 8460, 8883, 9870, 10152, 11280, 11844, 12690, 13160, 14805, 15120, 15792, 16920, 17766, 19740, 20304, 23688, 25380, 26320, 29297, 29610, 33840, 35532, 39480, 44415, 47376, 50760, 58594, 59220, 71064, 78960, 87891, 88830, 101520, 117188, 118440, 142128, 146485, 175782, 177660, 205079, 234376, 236880, 263673, 292970, 351564, 355320, 410158, 439455, 468752, 527346, 585940, 615237, 703128, 710640, 791019, 820316, 878910, 1025395, 1054692, 1171880, 1230474, 1318365, 1376959, 1406256, 1582038, 1640632, 1757820, 1845711, 2050790, 2109384, 2343760, 2460948, 2636730, 2753918, 3076185, 3164076, 3281264, 3515640, 3691422, 3955095, 4101580, 4130877, 4218768, 4921896, 5273460, 5507836, 5537133, 6152370, 6328152, 6884795, 7031280, 7382844, 7910190, 8203160, 8261754, 9228555, 9638713, 9843792, 10546920, 11015672, 11074266, 12304740, 12392631, 12656304, 13769590, 14765688, 15820380, 16406320, 16523508, 18457110, 19277426, 20654385, 21093840, 22031344, 22148532, 24609480, 24785262, 27539180, 27685665, 28916139, 29531376, 31640760, 33047016, 36914220, 37177893, 38554852, 41308770, 44297064, 48193565, 49218960, 49570524, 55078360, 55371330, 57832278, 61963155, 63281520, 66094032, 73828440, 74355786, 77109704, 82617540, 86748417, 88594128, 96387130, 99141048, 110156720, 110742660, 115664556, 123926310, 144580695, 147656880, 148711572, 154219408, 165235080, 173496834, 185889465, 192774260, 198282096, 221485320, 231329112, 247852620, 260245251, 289161390, 297423144, 330470160, 346993668, 371778930, 385548520, 433742085, 442970640, 462658224, 495705240, 520490502, 578322780, 594846288, 693987336, 743557860, 771097040, 867484170, 991410480, 1040981004, 1156645560, 1301226255, 1387974672, 1487115720, 1734968340, 2081962008, 2313291120, 2602452510, 2974231440, 3469936680, 4163924016, 5204905020, 6939873360, 10409810040, 20819620080]

約数ペア:

[(1, 20819620080), (2, 10409810040), (3, 6939873360), (4, 5204905020), (5, 4163924016), (6, 3469936680), (7, 2974231440), (8, 2602452510), (9, 2313291120), (10, 2081962008), (12, 1734968340), (14, 1487115720), (15, 1387974672), (16, 1301226255), (18, 1156645560), (20, 1040981004), (21, 991410480), (24, 867484170), (27, 771097040), (28, 743557860), (30, 693987336), (35, 594846288), (36, 578322780), (40, 520490502), (42, 495705240), (45, 462658224), (47, 442970640), (48, 433742085), (54, 385548520), (56, 371778930), (60, 346993668), (63, 330470160), (70, 297423144), (72, 289161390), (80, 260245251), (84, 247852620), (90, 231329112), (94, 221485320), (105, 198282096), (108, 192774260), (112, 185889465), (120, 173496834), (126, 165235080), (135, 154219408), (140, 148711572), (141, 147656880), (144, 144580695), (168, 123926310), (180, 115664556), (188, 110742660), (189, 110156720), (210, 99141048), (216, 96387130), (235, 88594128), (240, 86748417), (252, 82617540), (270, 77109704), (280, 74355786), (282, 73828440), (315, 66094032), (329, 63281520), (336, 61963155), (360, 57832278), (376, 55371330), (378, 55078360), (420, 49570524), (423, 49218960), (432, 48193565), (470, 44297064), (504, 41308770), (540, 38554852), (560, 37177893), (564, 36914220), (630, 33047016), (658, 31640760), (705, 29531376), (720, 28916139), (752, 27685665), (756, 27539180), (840, 24785262), (846, 24609480), (940, 22148532), (945, 22031344), (987, 21093840), (1008, 20654385), (1080, 19277426), (1128, 18457110), (1260, 16523508), (1269, 16406320), (1316, 15820380), (1410, 14765688), (1512, 13769590), (1645, 12656304), (1680, 12392631), (1692, 12304740), (1880, 11074266), (1890, 11015672), (1974, 10546920), (2115, 9843792), (2160, 9638713), (2256, 9228555), (2520, 8261754), (2538, 8203160), (2632, 7910190), (2820, 7382844), (2961, 7031280), (3024, 6884795), (3290, 6328152), (3384, 6152370), (3760, 5537133), (3780, 5507836), (3948, 5273460), (4230, 4921896), (4935, 4218768), (5040, 4130877), (5076, 4101580), (5264, 3955095), (5640, 3691422), (5922, 3515640), (6345, 3281264), (6580, 3164076), (6768, 3076185), (7560, 2753918), (7896, 2636730), (8460, 2460948), (8883, 2343760), (9870, 2109384), (10152, 2050790), (11280, 1845711), (11844, 1757820), (12690, 1640632), (13160, 1582038), (14805, 1406256), (15120, 1376959), (15792, 1318365), (16920, 1230474), (17766, 1171880), (19740, 1054692), (20304, 1025395), (23688, 878910), (25380, 820316), (26320, 791019), (29297, 710640), (29610, 703128), (33840, 615237), (35532, 585940), (39480, 527346), (44415, 468752), (47376, 439455), (50760, 410158), (58594, 355320), (59220, 351564), (71064, 292970), (78960, 263673), (87891, 236880), (88830, 234376), (101520, 205079), (117188, 177660), (118440, 175782), (142128, 146485)]