18970299540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{191}}^1\times {\mathrm{359}}^1$

素因数の和:647

約数の個数: 288

約数和(自身を含む): 61138022400

約数和(自身を除く): 42167722860

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 29, 30, 36, 45, 53, 58, 60, 87, 90, 106, 116, 145, 159, 174, 180, 191, 212, 261, 265, 290, 318, 348, 359, 382, 435, 477, 522, 530, 573, 580, 636, 718, 764, 795, 870, 954, 955, 1044, 1060, 1077, 1146, 1305, 1436, 1537, 1590, 1719, 1740, 1795, 1908, 1910, 2154, 2292, 2385, 2610, 2865, 3074, 3180, 3231, 3438, 3590, 3820, 4308, 4611, 4770, 5220, 5385, 5539, 5730, 6148, 6462, 6876, 7180, 7685, 8595, 9222, 9540, 10123, 10411, 10770, 11078, 11460, 12924, 13833, 15370, 16155, 16617, 17190, 18444, 19027, 20246, 20822, 21540, 22156, 23055, 27666, 27695, 30369, 30740, 31233, 32310, 33234, 34380, 38054, 40492, 41644, 46110, 49851, 50615, 52055, 55332, 55390, 57081, 60738, 62466, 64620, 66468, 68569, 69165, 76108, 83085, 91107, 92220, 93699, 95135, 99702, 101230, 104110, 110780, 114162, 121476, 124932, 137138, 138330, 151845, 156165, 166170, 171243, 182214, 187398, 190270, 199404, 202460, 205707, 208220, 228324, 249255, 274276, 276660, 285405, 293567, 303690, 312330, 332340, 342486, 342845, 364428, 374796, 380540, 411414, 455535, 468495, 498510, 551783, 570810, 587134, 607380, 617121, 624660, 684972, 685690, 822828, 856215, 880701, 911070, 936990, 997020, 1028535, 1103566, 1141620, 1174268, 1234242, 1371380, 1467835, 1655349, 1712430, 1761402, 1822140, 1873980, 1988501, 2057070, 2207132, 2468484, 2642103, 2758915, 2935670, 3085605, 3310698, 3424860, 3522804, 3634157, 3977002, 4114140, 4403505, 4966047, 5284206, 5517830, 5871340, 5965503, 6171210, 6621396, 7268314, 7954004, 8276745, 8807010, 9932094, 9942505, 10568412, 10902471, 11035660, 11931006, 12342420, 13210515, 14536628, 16553490, 17614020, 17896509, 18170785, 19864188, 19885010, 21804942, 23862012, 24830235, 26421030, 29827515, 32707413, 33106980, 35793018, 36341570, 39770020, 43609884, 49660470, 52842060, 54512355, 59655030, 65414826, 71586036, 72683140, 89482545, 99320940, 105390553, 109024710, 119310060, 130829652, 163537065, 178965090, 210781106, 218049420, 316171659, 327074130, 357930180, 421562212, 526952765, 632343318, 654148260, 948514977, 1053905530, 1264686636, 1580858295, 1897029954, 2107811060, 3161716590, 3794059908, 4742574885, 6323433180, 9485149770, 18970299540]

約数ペア:

[(1, 18970299540), (2, 9485149770), (3, 6323433180), (4, 4742574885), (5, 3794059908), (6, 3161716590), (9, 2107811060), (10, 1897029954), (12, 1580858295), (15, 1264686636), (18, 1053905530), (20, 948514977), (29, 654148260), (30, 632343318), (36, 526952765), (45, 421562212), (53, 357930180), (58, 327074130), (60, 316171659), (87, 218049420), (90, 210781106), (106, 178965090), (116, 163537065), (145, 130829652), (159, 119310060), (174, 109024710), (180, 105390553), (191, 99320940), (212, 89482545), (261, 72683140), (265, 71586036), (290, 65414826), (318, 59655030), (348, 54512355), (359, 52842060), (382, 49660470), (435, 43609884), (477, 39770020), (522, 36341570), (530, 35793018), (573, 33106980), (580, 32707413), (636, 29827515), (718, 26421030), (764, 24830235), (795, 23862012), (870, 21804942), (954, 19885010), (955, 19864188), (1044, 18170785), (1060, 17896509), (1077, 17614020), (1146, 16553490), (1305, 14536628), (1436, 13210515), (1537, 12342420), (1590, 11931006), (1719, 11035660), (1740, 10902471), (1795, 10568412), (1908, 9942505), (1910, 9932094), (2154, 8807010), (2292, 8276745), (2385, 7954004), (2610, 7268314), (2865, 6621396), (3074, 6171210), (3180, 5965503), (3231, 5871340), (3438, 5517830), (3590, 5284206), (3820, 4966047), (4308, 4403505), (4611, 4114140), (4770, 3977002), (5220, 3634157), (5385, 3522804), (5539, 3424860), (5730, 3310698), (6148, 3085605), (6462, 2935670), (6876, 2758915), (7180, 2642103), (7685, 2468484), (8595, 2207132), (9222, 2057070), (9540, 1988501), (10123, 1873980), (10411, 1822140), (10770, 1761402), (11078, 1712430), (11460, 1655349), (12924, 1467835), (13833, 1371380), (15370, 1234242), (16155, 1174268), (16617, 1141620), (17190, 1103566), (18444, 1028535), (19027, 997020), (20246, 936990), (20822, 911070), (21540, 880701), (22156, 856215), (23055, 822828), (27666, 685690), (27695, 684972), (30369, 624660), (30740, 617121), (31233, 607380), (32310, 587134), (33234, 570810), (34380, 551783), (38054, 498510), (40492, 468495), (41644, 455535), (46110, 411414), (49851, 380540), (50615, 374796), (52055, 364428), (55332, 342845), (55390, 342486), (57081, 332340), (60738, 312330), (62466, 303690), (64620, 293567), (66468, 285405), (68569, 276660), (69165, 274276), (76108, 249255), (83085, 228324), (91107, 208220), (92220, 205707), (93699, 202460), (95135, 199404), (99702, 190270), (101230, 187398), (104110, 182214), (110780, 171243), (114162, 166170), (121476, 156165), (124932, 151845), (137138, 138330)]