20285909280

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{154807}}^1$

素因数の和:154848

約数の個数: 288

約数和(自身を含む): 85201369344

約数和(自身を除く): 64915460064

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 13, 14, 15, 16, 18, 20, 21, 24, 26, 28, 30, 32, 35, 36, 39, 40, 42, 45, 48, 52, 56, 60, 63, 65, 70, 72, 78, 80, 84, 90, 91, 96, 104, 105, 112, 117, 120, 126, 130, 140, 144, 156, 160, 168, 180, 182, 195, 208, 210, 224, 234, 240, 252, 260, 273, 280, 288, 312, 315, 336, 360, 364, 390, 416, 420, 455, 468, 480, 504, 520, 546, 560, 585, 624, 630, 672, 720, 728, 780, 819, 840, 910, 936, 1008, 1040, 1092, 1120, 1170, 1248, 1260, 1365, 1440, 1456, 1560, 1638, 1680, 1820, 1872, 2016, 2080, 2184, 2340, 2520, 2730, 2912, 3120, 3276, 3360, 3640, 3744, 4095, 4368, 4680, 5040, 5460, 6240, 6552, 7280, 8190, 8736, 9360, 10080, 10920, 13104, 14560, 16380, 18720, 21840, 26208, 32760, 43680, 65520, 131040, 154807, 309614, 464421, 619228, 774035, 928842, 1083649, 1238456, 1393263, 1548070, 1857684, 2012491, 2167298, 2322105, 2476912, 2786526, 3096140, 3250947, 3715368, 4024982, 4334596, 4644210, 4953824, 5418245, 5573052, 6037473, 6192280, 6501894, 6966315, 7430736, 8049964, 8669192, 9288420, 9752841, 10062455, 10836490, 11146104, 12074946, 12384560, 13003788, 13932630, 14087437, 14861472, 16099928, 16254735, 17338384, 18112419, 18576840, 19505682, 20124910, 21672980, 22292208, 24149892, 24769120, 26007576, 27865260, 28174874, 30187365, 32199856, 32509470, 34676768, 36224838, 37153680, 39011364, 40249820, 42262311, 43345960, 44584416, 48299784, 48764205, 52015152, 55730520, 56349748, 60374730, 64399712, 65018940, 70437185, 72449676, 74307360, 78022728, 80499640, 84524622, 86691920, 90562095, 96599568, 97528410, 104030304, 111461040, 112699496, 120749460, 126786933, 130037880, 140874370, 144899352, 156045456, 160999280, 169049244, 173383840, 181124190, 193199136, 195056820, 211311555, 222922080, 225398992, 241498920, 253573866, 260075760, 281748740, 289798704, 312090912, 321998560, 338098488, 362248380, 390113640, 422623110, 450797984, 482997840, 507147732, 520151520, 563497480, 579597408, 633934665, 676196976, 724496760, 780227280, 845246220, 965995680, 1014295464, 1126994960, 1267869330, 1352393952, 1448993520, 1560454560, 1690492440, 2028590928, 2253989920, 2535738660, 2897987040, 3380984880, 4057181856, 5071477320, 6761969760, 10142954640, 20285909280]

約数ペア:

[(1, 20285909280), (2, 10142954640), (3, 6761969760), (4, 5071477320), (5, 4057181856), (6, 3380984880), (7, 2897987040), (8, 2535738660), (9, 2253989920), (10, 2028590928), (12, 1690492440), (13, 1560454560), (14, 1448993520), (15, 1352393952), (16, 1267869330), (18, 1126994960), (20, 1014295464), (21, 965995680), (24, 845246220), (26, 780227280), (28, 724496760), (30, 676196976), (32, 633934665), (35, 579597408), (36, 563497480), (39, 520151520), (40, 507147732), (42, 482997840), (45, 450797984), (48, 422623110), (52, 390113640), (56, 362248380), (60, 338098488), (63, 321998560), (65, 312090912), (70, 289798704), (72, 281748740), (78, 260075760), (80, 253573866), (84, 241498920), (90, 225398992), (91, 222922080), (96, 211311555), (104, 195056820), (105, 193199136), (112, 181124190), (117, 173383840), (120, 169049244), (126, 160999280), (130, 156045456), (140, 144899352), (144, 140874370), (156, 130037880), (160, 126786933), (168, 120749460), (180, 112699496), (182, 111461040), (195, 104030304), (208, 97528410), (210, 96599568), (224, 90562095), (234, 86691920), (240, 84524622), (252, 80499640), (260, 78022728), (273, 74307360), (280, 72449676), (288, 70437185), (312, 65018940), (315, 64399712), (336, 60374730), (360, 56349748), (364, 55730520), (390, 52015152), (416, 48764205), (420, 48299784), (455, 44584416), (468, 43345960), (480, 42262311), (504, 40249820), (520, 39011364), (546, 37153680), (560, 36224838), (585, 34676768), (624, 32509470), (630, 32199856), (672, 30187365), (720, 28174874), (728, 27865260), (780, 26007576), (819, 24769120), (840, 24149892), (910, 22292208), (936, 21672980), (1008, 20124910), (1040, 19505682), (1092, 18576840), (1120, 18112419), (1170, 17338384), (1248, 16254735), (1260, 16099928), (1365, 14861472), (1440, 14087437), (1456, 13932630), (1560, 13003788), (1638, 12384560), (1680, 12074946), (1820, 11146104), (1872, 10836490), (2016, 10062455), (2080, 9752841), (2184, 9288420), (2340, 8669192), (2520, 8049964), (2730, 7430736), (2912, 6966315), (3120, 6501894), (3276, 6192280), (3360, 6037473), (3640, 5573052), (3744, 5418245), (4095, 4953824), (4368, 4644210), (4680, 4334596), (5040, 4024982), (5460, 3715368), (6240, 3250947), (6552, 3096140), (7280, 2786526), (8190, 2476912), (8736, 2322105), (9360, 2167298), (10080, 2012491), (10920, 1857684), (13104, 1548070), (14560, 1393263), (16380, 1238456), (18720, 1083649), (21840, 928842), (26208, 774035), (32760, 619228), (43680, 464421), (65520, 309614), (131040, 154807)]