1981639440

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{151}}^1\times {\mathrm{1657}}^1$

素因数の和:1838

約数の個数: 240

約数和(自身を含む): 7312496256

約数和(自身を除く): 5330856816

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 30, 33, 36, 40, 44, 45, 48, 55, 60, 66, 72, 80, 88, 90, 99, 110, 120, 132, 144, 151, 165, 176, 180, 198, 220, 240, 264, 302, 330, 360, 396, 440, 453, 495, 528, 604, 660, 720, 755, 792, 880, 906, 990, 1208, 1320, 1359, 1510, 1584, 1657, 1661, 1812, 1980, 2265, 2416, 2640, 2718, 3020, 3314, 3322, 3624, 3960, 4530, 4971, 4983, 5436, 6040, 6628, 6644, 6795, 7248, 7920, 8285, 8305, 9060, 9942, 9966, 10872, 12080, 13256, 13288, 13590, 14913, 14949, 16570, 16610, 18120, 18227, 19884, 19932, 21744, 24855, 24915, 26512, 26576, 27180, 29826, 29898, 33140, 33220, 36240, 36454, 39768, 39864, 49710, 49830, 54360, 54681, 59652, 59796, 66280, 66440, 72908, 74565, 74745, 79536, 79728, 91135, 99420, 99660, 108720, 109362, 119304, 119592, 132560, 132880, 145816, 149130, 149490, 164043, 182270, 198840, 199320, 218724, 238608, 239184, 250207, 273405, 291632, 298260, 298980, 328086, 364540, 397680, 398640, 437448, 500414, 546810, 596520, 597960, 656172, 729080, 750621, 820215, 874896, 1000828, 1093620, 1193040, 1195920, 1251035, 1312344, 1458160, 1501242, 1640430, 2001656, 2187240, 2251863, 2502070, 2624688, 2752277, 3002484, 3280860, 3753105, 4003312, 4374480, 4503726, 5004140, 5504554, 6004968, 6561720, 7506210, 8256831, 9007452, 10008280, 11009108, 11259315, 12009936, 13123440, 13761385, 15012420, 16513662, 18014904, 20016560, 22018216, 22518630, 24770493, 27522770, 30024840, 33027324, 36029808, 41284155, 44036432, 45037260, 49540986, 55045540, 60049680, 66054648, 82568310, 90074520, 99081972, 110091080, 123852465, 132109296, 165136620, 180149040, 198163944, 220182160, 247704930, 330273240, 396327888, 495409860, 660546480, 990819720, 1981639440]

約数ペア:

[(1, 1981639440), (2, 990819720), (3, 660546480), (4, 495409860), (5, 396327888), (6, 330273240), (8, 247704930), (9, 220182160), (10, 198163944), (11, 180149040), (12, 165136620), (15, 132109296), (16, 123852465), (18, 110091080), (20, 99081972), (22, 90074520), (24, 82568310), (30, 66054648), (33, 60049680), (36, 55045540), (40, 49540986), (44, 45037260), (45, 44036432), (48, 41284155), (55, 36029808), (60, 33027324), (66, 30024840), (72, 27522770), (80, 24770493), (88, 22518630), (90, 22018216), (99, 20016560), (110, 18014904), (120, 16513662), (132, 15012420), (144, 13761385), (151, 13123440), (165, 12009936), (176, 11259315), (180, 11009108), (198, 10008280), (220, 9007452), (240, 8256831), (264, 7506210), (302, 6561720), (330, 6004968), (360, 5504554), (396, 5004140), (440, 4503726), (453, 4374480), (495, 4003312), (528, 3753105), (604, 3280860), (660, 3002484), (720, 2752277), (755, 2624688), (792, 2502070), (880, 2251863), (906, 2187240), (990, 2001656), (1208, 1640430), (1320, 1501242), (1359, 1458160), (1510, 1312344), (1584, 1251035), (1657, 1195920), (1661, 1193040), (1812, 1093620), (1980, 1000828), (2265, 874896), (2416, 820215), (2640, 750621), (2718, 729080), (3020, 656172), (3314, 597960), (3322, 596520), (3624, 546810), (3960, 500414), (4530, 437448), (4971, 398640), (4983, 397680), (5436, 364540), (6040, 328086), (6628, 298980), (6644, 298260), (6795, 291632), (7248, 273405), (7920, 250207), (8285, 239184), (8305, 238608), (9060, 218724), (9942, 199320), (9966, 198840), (10872, 182270), (12080, 164043), (13256, 149490), (13288, 149130), (13590, 145816), (14913, 132880), (14949, 132560), (16570, 119592), (16610, 119304), (18120, 109362), (18227, 108720), (19884, 99660), (19932, 99420), (21744, 91135), (24855, 79728), (24915, 79536), (26512, 74745), (26576, 74565), (27180, 72908), (29826, 66440), (29898, 66280), (33140, 59796), (33220, 59652), (36240, 54681), (36454, 54360), (39768, 49830), (39864, 49710)]