81338040

素因数分解:

$2^3\times 3^3\times 5^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{53}}^1$

素因数の和:116

約数の個数: 384

約数和(自身を含む): 332424000

約数和(自身を除く): 251085960

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 29, 30, 35, 36, 40, 42, 45, 49, 53, 54, 56, 58, 60, 63, 70, 72, 84, 87, 90, 98, 105, 106, 108, 116, 120, 126, 135, 140, 145, 147, 159, 168, 174, 180, 189, 196, 203, 210, 212, 216, 232, 245, 252, 261, 265, 270, 280, 290, 294, 315, 318, 348, 360, 371, 378, 392, 406, 420, 424, 435, 441, 477, 490, 504, 522, 530, 540, 580, 588, 609, 630, 636, 696, 735, 742, 756, 783, 795, 812, 840, 870, 882, 945, 954, 980, 1015, 1044, 1060, 1080, 1113, 1160, 1176, 1218, 1260, 1272, 1305, 1323, 1421, 1431, 1470, 1484, 1512, 1537, 1566, 1590, 1624, 1740, 1764, 1827, 1855, 1890, 1908, 1960, 2030, 2088, 2120, 2205, 2226, 2385, 2436, 2520, 2597, 2610, 2646, 2842, 2862, 2940, 2968, 3045, 3074, 3132, 3180, 3339, 3480, 3528, 3654, 3710, 3780, 3816, 3915, 4060, 4263, 4410, 4452, 4611, 4770, 4872, 5194, 5220, 5292, 5481, 5565, 5684, 5724, 5880, 6090, 6148, 6264, 6360, 6615, 6678, 7105, 7155, 7308, 7420, 7560, 7685, 7791, 7830, 8120, 8526, 8820, 8904, 9135, 9222, 9540, 10017, 10388, 10440, 10584, 10759, 10962, 11130, 11368, 11448, 12180, 12296, 12789, 12985, 13230, 13356, 13833, 14210, 14310, 14616, 14840, 15370, 15582, 15660, 16695, 17052, 17640, 18270, 18444, 19080, 20034, 20776, 21315, 21518, 21924, 22260, 23055, 23373, 24360, 25578, 25970, 26460, 26712, 27405, 27666, 28420, 28620, 30740, 31164, 31320, 32277, 33390, 34104, 36540, 36888, 38367, 38955, 40068, 41499, 42630, 43036, 43848, 44520, 46110, 46746, 50085, 51156, 51940, 52920, 53795, 54810, 55332, 56840, 57240, 61480, 62328, 63945, 64554, 66780, 69165, 70119, 73080, 75313, 76734, 77910, 80136, 82998, 85260, 86072, 92220, 93492, 96831, 100170, 102312, 103880, 107590, 109620, 110664, 116865, 127890, 129108, 133560, 138330, 140238, 150626, 153468, 155820, 161385, 165996, 170520, 184440, 186984, 191835, 193662, 200340, 207495, 215180, 219240, 225939, 233730, 255780, 258216, 276660, 280476, 290493, 301252, 306936, 311640, 322770, 331992, 350595, 376565, 383670, 387324, 400680, 414990, 430360, 451878, 467460, 484155, 511560, 553320, 560952, 580986, 602504, 645540, 677817, 701190, 753130, 767340, 774648, 829980, 903756, 934920, 968310, 1129695, 1161972, 1291080, 1355634, 1402380, 1452465, 1506260, 1534680, 1659960, 1807512, 1936620, 2033451, 2259390, 2323944, 2711268, 2804760, 2904930, 3012520, 3389085, 3873240, 4066902, 4518780, 5422536, 5809860, 6778170, 8133804, 9037560, 10167255, 11619720, 13556340, 16267608, 20334510, 27112680, 40669020, 81338040]

約数ペア:

[(1, 81338040), (2, 40669020), (3, 27112680), (4, 20334510), (5, 16267608), (6, 13556340), (7, 11619720), (8, 10167255), (9, 9037560), (10, 8133804), (12, 6778170), (14, 5809860), (15, 5422536), (18, 4518780), (20, 4066902), (21, 3873240), (24, 3389085), (27, 3012520), (28, 2904930), (29, 2804760), (30, 2711268), (35, 2323944), (36, 2259390), (40, 2033451), (42, 1936620), (45, 1807512), (49, 1659960), (53, 1534680), (54, 1506260), (56, 1452465), (58, 1402380), (60, 1355634), (63, 1291080), (70, 1161972), (72, 1129695), (84, 968310), (87, 934920), (90, 903756), (98, 829980), (105, 774648), (106, 767340), (108, 753130), (116, 701190), (120, 677817), (126, 645540), (135, 602504), (140, 580986), (145, 560952), (147, 553320), (159, 511560), (168, 484155), (174, 467460), (180, 451878), (189, 430360), (196, 414990), (203, 400680), (210, 387324), (212, 383670), (216, 376565), (232, 350595), (245, 331992), (252, 322770), (261, 311640), (265, 306936), (270, 301252), (280, 290493), (290, 280476), (294, 276660), (315, 258216), (318, 255780), (348, 233730), (360, 225939), (371, 219240), (378, 215180), (392, 207495), (406, 200340), (420, 193662), (424, 191835), (435, 186984), (441, 184440), (477, 170520), (490, 165996), (504, 161385), (522, 155820), (530, 153468), (540, 150626), (580, 140238), (588, 138330), (609, 133560), (630, 129108), (636, 127890), (696, 116865), (735, 110664), (742, 109620), (756, 107590), (783, 103880), (795, 102312), (812, 100170), (840, 96831), (870, 93492), (882, 92220), (945, 86072), (954, 85260), (980, 82998), (1015, 80136), (1044, 77910), (1060, 76734), (1080, 75313), (1113, 73080), (1160, 70119), (1176, 69165), (1218, 66780), (1260, 64554), (1272, 63945), (1305, 62328), (1323, 61480), (1421, 57240), (1431, 56840), (1470, 55332), (1484, 54810), (1512, 53795), (1537, 52920), (1566, 51940), (1590, 51156), (1624, 50085), (1740, 46746), (1764, 46110), (1827, 44520), (1855, 43848), (1890, 43036), (1908, 42630), (1960, 41499), (2030, 40068), (2088, 38955), (2120, 38367), (2205, 36888), (2226, 36540), (2385, 34104), (2436, 33390), (2520, 32277), (2597, 31320), (2610, 31164), (2646, 30740), (2842, 28620), (2862, 28420), (2940, 27666), (2968, 27405), (3045, 26712), (3074, 26460), (3132, 25970), (3180, 25578), (3339, 24360), (3480, 23373), (3528, 23055), (3654, 22260), (3710, 21924), (3780, 21518), (3816, 21315), (3915, 20776), (4060, 20034), (4263, 19080), (4410, 18444), (4452, 18270), (4611, 17640), (4770, 17052), (4872, 16695), (5194, 15660), (5220, 15582), (5292, 15370), (5481, 14840), (5565, 14616), (5684, 14310), (5724, 14210), (5880, 13833), (6090, 13356), (6148, 13230), (6264, 12985), (6360, 12789), (6615, 12296), (6678, 12180), (7105, 11448), (7155, 11368), (7308, 11130), (7420, 10962), (7560, 10759), (7685, 10584), (7791, 10440), (7830, 10388), (8120, 10017), (8526, 9540), (8820, 9222), (8904, 9135)]