1805450400

素因数分解:

$2^5\times 3^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{19289}}^1$

素因数の和:19328

約数の個数: 216

約数和(自身を含む): 6856553340

約数和(自身を除く): 5051102940

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 25, 26, 30, 32, 36, 39, 40, 45, 48, 50, 52, 60, 65, 72, 75, 78, 80, 90, 96, 100, 104, 117, 120, 130, 144, 150, 156, 160, 180, 195, 200, 208, 225, 234, 240, 260, 288, 300, 312, 325, 360, 390, 400, 416, 450, 468, 480, 520, 585, 600, 624, 650, 720, 780, 800, 900, 936, 975, 1040, 1170, 1200, 1248, 1300, 1440, 1560, 1800, 1872, 1950, 2080, 2340, 2400, 2600, 2925, 3120, 3600, 3744, 3900, 4680, 5200, 5850, 6240, 7200, 7800, 9360, 10400, 11700, 15600, 18720, 19289, 23400, 31200, 38578, 46800, 57867, 77156, 93600, 96445, 115734, 154312, 173601, 192890, 231468, 250757, 289335, 308624, 347202, 385780, 462936, 482225, 501514, 578670, 617248, 694404, 752271, 771560, 868005, 925872, 964450, 1003028, 1157340, 1253785, 1388808, 1446675, 1504542, 1543120, 1736010, 1851744, 1928900, 2006056, 2256813, 2314680, 2507570, 2777616, 2893350, 3009084, 3086240, 3472020, 3761355, 3857800, 4012112, 4340025, 4513626, 4629360, 5015140, 5555232, 5786700, 6018168, 6268925, 6944040, 7522710, 7715600, 8024224, 8680050, 9027252, 9258720, 10030280, 11284065, 11573400, 12036336, 12537850, 13888080, 15045420, 15431200, 17360100, 18054504, 18806775, 20060560, 22568130, 23146800, 24072672, 25075700, 27776160, 30090840, 34720200, 36109008, 37613550, 40121120, 45136260, 46293600, 50151400, 56420325, 60181680, 69440400, 72218016, 75227100, 90272520, 100302800, 112840650, 120363360, 138880800, 150454200, 180545040, 200605600, 225681300, 300908400, 361090080, 451362600, 601816800, 902725200, 1805450400]

約数ペア:

[(1, 1805450400), (2, 902725200), (3, 601816800), (4, 451362600), (5, 361090080), (6, 300908400), (8, 225681300), (9, 200605600), (10, 180545040), (12, 150454200), (13, 138880800), (15, 120363360), (16, 112840650), (18, 100302800), (20, 90272520), (24, 75227100), (25, 72218016), (26, 69440400), (30, 60181680), (32, 56420325), (36, 50151400), (39, 46293600), (40, 45136260), (45, 40121120), (48, 37613550), (50, 36109008), (52, 34720200), (60, 30090840), (65, 27776160), (72, 25075700), (75, 24072672), (78, 23146800), (80, 22568130), (90, 20060560), (96, 18806775), (100, 18054504), (104, 17360100), (117, 15431200), (120, 15045420), (130, 13888080), (144, 12537850), (150, 12036336), (156, 11573400), (160, 11284065), (180, 10030280), (195, 9258720), (200, 9027252), (208, 8680050), (225, 8024224), (234, 7715600), (240, 7522710), (260, 6944040), (288, 6268925), (300, 6018168), (312, 5786700), (325, 5555232), (360, 5015140), (390, 4629360), (400, 4513626), (416, 4340025), (450, 4012112), (468, 3857800), (480, 3761355), (520, 3472020), (585, 3086240), (600, 3009084), (624, 2893350), (650, 2777616), (720, 2507570), (780, 2314680), (800, 2256813), (900, 2006056), (936, 1928900), (975, 1851744), (1040, 1736010), (1170, 1543120), (1200, 1504542), (1248, 1446675), (1300, 1388808), (1440, 1253785), (1560, 1157340), (1800, 1003028), (1872, 964450), (1950, 925872), (2080, 868005), (2340, 771560), (2400, 752271), (2600, 694404), (2925, 617248), (3120, 578670), (3600, 501514), (3744, 482225), (3900, 462936), (4680, 385780), (5200, 347202), (5850, 308624), (6240, 289335), (7200, 250757), (7800, 231468), (9360, 192890), (10400, 173601), (11700, 154312), (15600, 115734), (18720, 96445), (19289, 93600), (23400, 77156), (31200, 57867), (38578, 46800)]