28545300

素因数分解:

$2^2\times 3^2\times 5^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{197}}^1$

素因数の和:247

約数の個数: 216

約数和(自身を含む): 107243136

約数和(自身を除く): 78697836

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 23, 25, 28, 30, 35, 36, 42, 45, 46, 50, 60, 63, 69, 70, 75, 84, 90, 92, 100, 105, 115, 126, 138, 140, 150, 161, 175, 180, 197, 207, 210, 225, 230, 252, 276, 300, 315, 322, 345, 350, 394, 414, 420, 450, 460, 483, 525, 575, 591, 630, 644, 690, 700, 788, 805, 828, 900, 966, 985, 1035, 1050, 1150, 1182, 1260, 1379, 1380, 1449, 1575, 1610, 1725, 1773, 1932, 1970, 2070, 2100, 2300, 2364, 2415, 2758, 2898, 2955, 3150, 3220, 3450, 3546, 3940, 4025, 4137, 4140, 4531, 4830, 4925, 5175, 5516, 5796, 5910, 6300, 6895, 6900, 7092, 7245, 8050, 8274, 8865, 9062, 9660, 9850, 10350, 11820, 12075, 12411, 13593, 13790, 14490, 14775, 16100, 16548, 17730, 18124, 19700, 20685, 20700, 22655, 24150, 24822, 27186, 27580, 28980, 29550, 31717, 34475, 35460, 36225, 40779, 41370, 44325, 45310, 48300, 49644, 54372, 59100, 62055, 63434, 67965, 68950, 72450, 81558, 82740, 88650, 90620, 95151, 103425, 113275, 124110, 126868, 135930, 137900, 144900, 158585, 163116, 177300, 190302, 203895, 206850, 226550, 248220, 271860, 285453, 310275, 317170, 339825, 380604, 407790, 413700, 453100, 475755, 570906, 620550, 634340, 679650, 792925, 815580, 951510, 1019475, 1141812, 1241100, 1359300, 1427265, 1585850, 1903020, 2038950, 2378775, 2854530, 3171700, 4077900, 4757550, 5709060, 7136325, 9515100, 14272650, 28545300]

約数ペア:

[(1, 28545300), (2, 14272650), (3, 9515100), (4, 7136325), (5, 5709060), (6, 4757550), (7, 4077900), (9, 3171700), (10, 2854530), (12, 2378775), (14, 2038950), (15, 1903020), (18, 1585850), (20, 1427265), (21, 1359300), (23, 1241100), (25, 1141812), (28, 1019475), (30, 951510), (35, 815580), (36, 792925), (42, 679650), (45, 634340), (46, 620550), (50, 570906), (60, 475755), (63, 453100), (69, 413700), (70, 407790), (75, 380604), (84, 339825), (90, 317170), (92, 310275), (100, 285453), (105, 271860), (115, 248220), (126, 226550), (138, 206850), (140, 203895), (150, 190302), (161, 177300), (175, 163116), (180, 158585), (197, 144900), (207, 137900), (210, 135930), (225, 126868), (230, 124110), (252, 113275), (276, 103425), (300, 95151), (315, 90620), (322, 88650), (345, 82740), (350, 81558), (394, 72450), (414, 68950), (420, 67965), (450, 63434), (460, 62055), (483, 59100), (525, 54372), (575, 49644), (591, 48300), (630, 45310), (644, 44325), (690, 41370), (700, 40779), (788, 36225), (805, 35460), (828, 34475), (900, 31717), (966, 29550), (985, 28980), (1035, 27580), (1050, 27186), (1150, 24822), (1182, 24150), (1260, 22655), (1379, 20700), (1380, 20685), (1449, 19700), (1575, 18124), (1610, 17730), (1725, 16548), (1773, 16100), (1932, 14775), (1970, 14490), (2070, 13790), (2100, 13593), (2300, 12411), (2364, 12075), (2415, 11820), (2758, 10350), (2898, 9850), (2955, 9660), (3150, 9062), (3220, 8865), (3450, 8274), (3546, 8050), (3940, 7245), (4025, 7092), (4137, 6900), (4140, 6895), (4531, 6300), (4830, 5910), (4925, 5796), (5175, 5516)]