28368900

素因数分解:

$2^2\times 3^3\times 5^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1$

素因数の和:128

約数の個数: 288

約数和(自身を含む): 111104000

約数和(自身を除く): 82735100

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 19, 20, 21, 25, 27, 28, 30, 35, 36, 38, 42, 45, 50, 54, 57, 60, 63, 70, 75, 76, 79, 84, 90, 95, 100, 105, 108, 114, 126, 133, 135, 140, 150, 158, 171, 175, 180, 189, 190, 210, 225, 228, 237, 252, 266, 270, 285, 300, 315, 316, 342, 350, 378, 380, 395, 399, 420, 450, 474, 475, 513, 525, 532, 540, 553, 570, 630, 665, 675, 684, 700, 711, 756, 790, 798, 855, 900, 945, 948, 950, 1026, 1050, 1106, 1140, 1185, 1197, 1260, 1330, 1350, 1422, 1425, 1501, 1575, 1580, 1596, 1659, 1710, 1890, 1900, 1975, 1995, 2052, 2100, 2133, 2212, 2370, 2394, 2565, 2660, 2700, 2765, 2844, 2850, 3002, 3150, 3318, 3325, 3420, 3555, 3591, 3780, 3950, 3990, 4266, 4275, 4503, 4725, 4740, 4788, 4977, 5130, 5530, 5700, 5925, 5985, 6004, 6300, 6636, 6650, 7110, 7182, 7505, 7900, 7980, 8295, 8532, 8550, 9006, 9450, 9954, 9975, 10260, 10507, 10665, 11060, 11850, 11970, 12825, 13300, 13509, 13825, 14220, 14364, 14931, 15010, 16590, 17100, 17775, 17955, 18012, 18900, 19908, 19950, 21014, 21330, 22515, 23700, 23940, 24885, 25650, 27018, 27650, 29862, 29925, 30020, 31521, 33180, 35550, 35910, 37525, 39900, 40527, 41475, 42028, 42660, 45030, 49770, 51300, 52535, 53325, 54036, 55300, 59724, 59850, 63042, 67545, 71100, 71820, 74655, 75050, 81054, 82950, 89775, 90060, 94563, 99540, 105070, 106650, 112575, 119700, 124425, 126084, 135090, 149310, 150100, 157605, 162108, 165900, 179550, 189126, 202635, 210140, 213300, 225150, 248850, 262675, 270180, 283689, 298620, 315210, 337725, 359100, 373275, 378252, 405270, 450300, 472815, 497700, 525350, 567378, 630420, 675450, 746550, 788025, 810540, 945630, 1013175, 1050700, 1134756, 1350900, 1418445, 1493100, 1576050, 1891260, 2026350, 2364075, 2836890, 3152100, 4052700, 4728150, 5673780, 7092225, 9456300, 14184450, 28368900]

約数ペア:

[(1, 28368900), (2, 14184450), (3, 9456300), (4, 7092225), (5, 5673780), (6, 4728150), (7, 4052700), (9, 3152100), (10, 2836890), (12, 2364075), (14, 2026350), (15, 1891260), (18, 1576050), (19, 1493100), (20, 1418445), (21, 1350900), (25, 1134756), (27, 1050700), (28, 1013175), (30, 945630), (35, 810540), (36, 788025), (38, 746550), (42, 675450), (45, 630420), (50, 567378), (54, 525350), (57, 497700), (60, 472815), (63, 450300), (70, 405270), (75, 378252), (76, 373275), (79, 359100), (84, 337725), (90, 315210), (95, 298620), (100, 283689), (105, 270180), (108, 262675), (114, 248850), (126, 225150), (133, 213300), (135, 210140), (140, 202635), (150, 189126), (158, 179550), (171, 165900), (175, 162108), (180, 157605), (189, 150100), (190, 149310), (210, 135090), (225, 126084), (228, 124425), (237, 119700), (252, 112575), (266, 106650), (270, 105070), (285, 99540), (300, 94563), (315, 90060), (316, 89775), (342, 82950), (350, 81054), (378, 75050), (380, 74655), (395, 71820), (399, 71100), (420, 67545), (450, 63042), (474, 59850), (475, 59724), (513, 55300), (525, 54036), (532, 53325), (540, 52535), (553, 51300), (570, 49770), (630, 45030), (665, 42660), (675, 42028), (684, 41475), (700, 40527), (711, 39900), (756, 37525), (790, 35910), (798, 35550), (855, 33180), (900, 31521), (945, 30020), (948, 29925), (950, 29862), (1026, 27650), (1050, 27018), (1106, 25650), (1140, 24885), (1185, 23940), (1197, 23700), (1260, 22515), (1330, 21330), (1350, 21014), (1422, 19950), (1425, 19908), (1501, 18900), (1575, 18012), (1580, 17955), (1596, 17775), (1659, 17100), (1710, 16590), (1890, 15010), (1900, 14931), (1975, 14364), (1995, 14220), (2052, 13825), (2100, 13509), (2133, 13300), (2212, 12825), (2370, 11970), (2394, 11850), (2565, 11060), (2660, 10665), (2700, 10507), (2765, 10260), (2844, 9975), (2850, 9954), (3002, 9450), (3150, 9006), (3318, 8550), (3325, 8532), (3420, 8295), (3555, 7980), (3591, 7900), (3780, 7505), (3950, 7182), (3990, 7110), (4266, 6650), (4275, 6636), (4503, 6300), (4725, 6004), (4740, 5985), (4788, 5925), (4977, 5700), (5130, 5530)]