18225900

素因数分解:

$2^2\times 3^2\times 5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{263}}^1$

素因数の和:301

約数の個数: 216

約数和(自身を含む): 71495424

約数和(自身を除く): 53269524

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 11, 12, 14, 15, 18, 20, 21, 22, 25, 28, 30, 33, 35, 36, 42, 44, 45, 50, 55, 60, 63, 66, 70, 75, 77, 84, 90, 99, 100, 105, 110, 126, 132, 140, 150, 154, 165, 175, 180, 198, 210, 220, 225, 231, 252, 263, 275, 300, 308, 315, 330, 350, 385, 396, 420, 450, 462, 495, 525, 526, 550, 630, 660, 693, 700, 770, 789, 825, 900, 924, 990, 1050, 1052, 1100, 1155, 1260, 1315, 1386, 1540, 1575, 1578, 1650, 1841, 1925, 1980, 2100, 2310, 2367, 2475, 2630, 2772, 2893, 3150, 3156, 3300, 3465, 3682, 3850, 3945, 4620, 4734, 4950, 5260, 5523, 5775, 5786, 6300, 6575, 6930, 7364, 7700, 7890, 8679, 9205, 9468, 9900, 11046, 11550, 11572, 11835, 13150, 13860, 14465, 15780, 16569, 17325, 17358, 18410, 19725, 20251, 22092, 23100, 23670, 26037, 26300, 27615, 28930, 33138, 34650, 34716, 36820, 39450, 40502, 43395, 46025, 47340, 52074, 55230, 57860, 59175, 60753, 66276, 69300, 72325, 78900, 81004, 82845, 86790, 92050, 101255, 104148, 110460, 118350, 121506, 130185, 138075, 144650, 165690, 173580, 182259, 184100, 202510, 216975, 236700, 243012, 260370, 276150, 289300, 303765, 331380, 364518, 405020, 414225, 433950, 506275, 520740, 552300, 607530, 650925, 729036, 828450, 867900, 911295, 1012550, 1215060, 1301850, 1518825, 1656900, 1822590, 2025100, 2603700, 3037650, 3645180, 4556475, 6075300, 9112950, 18225900]

約数ペア:

[(1, 18225900), (2, 9112950), (3, 6075300), (4, 4556475), (5, 3645180), (6, 3037650), (7, 2603700), (9, 2025100), (10, 1822590), (11, 1656900), (12, 1518825), (14, 1301850), (15, 1215060), (18, 1012550), (20, 911295), (21, 867900), (22, 828450), (25, 729036), (28, 650925), (30, 607530), (33, 552300), (35, 520740), (36, 506275), (42, 433950), (44, 414225), (45, 405020), (50, 364518), (55, 331380), (60, 303765), (63, 289300), (66, 276150), (70, 260370), (75, 243012), (77, 236700), (84, 216975), (90, 202510), (99, 184100), (100, 182259), (105, 173580), (110, 165690), (126, 144650), (132, 138075), (140, 130185), (150, 121506), (154, 118350), (165, 110460), (175, 104148), (180, 101255), (198, 92050), (210, 86790), (220, 82845), (225, 81004), (231, 78900), (252, 72325), (263, 69300), (275, 66276), (300, 60753), (308, 59175), (315, 57860), (330, 55230), (350, 52074), (385, 47340), (396, 46025), (420, 43395), (450, 40502), (462, 39450), (495, 36820), (525, 34716), (526, 34650), (550, 33138), (630, 28930), (660, 27615), (693, 26300), (700, 26037), (770, 23670), (789, 23100), (825, 22092), (900, 20251), (924, 19725), (990, 18410), (1050, 17358), (1052, 17325), (1100, 16569), (1155, 15780), (1260, 14465), (1315, 13860), (1386, 13150), (1540, 11835), (1575, 11572), (1578, 11550), (1650, 11046), (1841, 9900), (1925, 9468), (1980, 9205), (2100, 8679), (2310, 7890), (2367, 7700), (2475, 7364), (2630, 6930), (2772, 6575), (2893, 6300), (3150, 5786), (3156, 5775), (3300, 5523), (3465, 5260), (3682, 4950), (3850, 4734), (3945, 4620)]