209367900

素因数分解:

$2^2\times 3^2\times 5^2\times 7^1\times {\mathrm{167}}^1\times {\mathrm{199}}^1$

素因数の和:393

約数の個数: 216

約数和(自身を含む): 758284800

約数和(自身を除く): 548916900

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 25, 28, 30, 35, 36, 42, 45, 50, 60, 63, 70, 75, 84, 90, 100, 105, 126, 140, 150, 167, 175, 180, 199, 210, 225, 252, 300, 315, 334, 350, 398, 420, 450, 501, 525, 597, 630, 668, 700, 796, 835, 900, 995, 1002, 1050, 1169, 1194, 1260, 1393, 1503, 1575, 1670, 1791, 1990, 2004, 2100, 2338, 2388, 2505, 2786, 2985, 3006, 3150, 3340, 3507, 3582, 3980, 4175, 4179, 4676, 4975, 5010, 5572, 5845, 5970, 6012, 6300, 6965, 7014, 7164, 7515, 8350, 8358, 8955, 9950, 10020, 10521, 11690, 11940, 12525, 12537, 13930, 14028, 14925, 15030, 16700, 16716, 17535, 17910, 19900, 20895, 21042, 23380, 25050, 25074, 27860, 29225, 29850, 30060, 33233, 34825, 35070, 35820, 37575, 41790, 42084, 44775, 50100, 50148, 52605, 58450, 59700, 62685, 66466, 69650, 70140, 75150, 83580, 87675, 89550, 99699, 104475, 105210, 116900, 125370, 132932, 139300, 150300, 166165, 175350, 179100, 199398, 208950, 210420, 232631, 250740, 263025, 299097, 313425, 332330, 350700, 398796, 417900, 465262, 498495, 526050, 598194, 626850, 664660, 697893, 830825, 930524, 996990, 1052100, 1163155, 1196388, 1253700, 1395786, 1495485, 1661650, 1993980, 2093679, 2326310, 2492475, 2791572, 2990970, 3323300, 3489465, 4187358, 4652620, 4984950, 5815775, 5981940, 6978930, 7477425, 8374716, 9969900, 10468395, 11631550, 13957860, 14954850, 17447325, 20936790, 23263100, 29909700, 34894650, 41873580, 52341975, 69789300, 104683950, 209367900]

約数ペア:

[(1, 209367900), (2, 104683950), (3, 69789300), (4, 52341975), (5, 41873580), (6, 34894650), (7, 29909700), (9, 23263100), (10, 20936790), (12, 17447325), (14, 14954850), (15, 13957860), (18, 11631550), (20, 10468395), (21, 9969900), (25, 8374716), (28, 7477425), (30, 6978930), (35, 5981940), (36, 5815775), (42, 4984950), (45, 4652620), (50, 4187358), (60, 3489465), (63, 3323300), (70, 2990970), (75, 2791572), (84, 2492475), (90, 2326310), (100, 2093679), (105, 1993980), (126, 1661650), (140, 1495485), (150, 1395786), (167, 1253700), (175, 1196388), (180, 1163155), (199, 1052100), (210, 996990), (225, 930524), (252, 830825), (300, 697893), (315, 664660), (334, 626850), (350, 598194), (398, 526050), (420, 498495), (450, 465262), (501, 417900), (525, 398796), (597, 350700), (630, 332330), (668, 313425), (700, 299097), (796, 263025), (835, 250740), (900, 232631), (995, 210420), (1002, 208950), (1050, 199398), (1169, 179100), (1194, 175350), (1260, 166165), (1393, 150300), (1503, 139300), (1575, 132932), (1670, 125370), (1791, 116900), (1990, 105210), (2004, 104475), (2100, 99699), (2338, 89550), (2388, 87675), (2505, 83580), (2786, 75150), (2985, 70140), (3006, 69650), (3150, 66466), (3340, 62685), (3507, 59700), (3582, 58450), (3980, 52605), (4175, 50148), (4179, 50100), (4676, 44775), (4975, 42084), (5010, 41790), (5572, 37575), (5845, 35820), (5970, 35070), (6012, 34825), (6300, 33233), (6965, 30060), (7014, 29850), (7164, 29225), (7515, 27860), (8350, 25074), (8358, 25050), (8955, 23380), (9950, 21042), (10020, 20895), (10521, 19900), (11690, 17910), (11940, 17535), (12525, 16716), (12537, 16700), (13930, 15030), (14028, 14925)]