197813700

素因数分解:

$2^2\times 3^2\times 5^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{1847}}^1$

素因数の和:1891

約数の個数: 216

約数和(自身を含む): 750701952

約数和(自身を除く): 552888252

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 17, 18, 20, 21, 25, 28, 30, 34, 35, 36, 42, 45, 50, 51, 60, 63, 68, 70, 75, 84, 85, 90, 100, 102, 105, 119, 126, 140, 150, 153, 170, 175, 180, 204, 210, 225, 238, 252, 255, 300, 306, 315, 340, 350, 357, 420, 425, 450, 476, 510, 525, 595, 612, 630, 700, 714, 765, 850, 900, 1020, 1050, 1071, 1190, 1260, 1275, 1428, 1530, 1575, 1700, 1785, 1847, 2100, 2142, 2380, 2550, 2975, 3060, 3150, 3570, 3694, 3825, 4284, 5100, 5355, 5541, 5950, 6300, 7140, 7388, 7650, 8925, 9235, 10710, 11082, 11900, 12929, 15300, 16623, 17850, 18470, 21420, 22164, 25858, 26775, 27705, 31399, 33246, 35700, 36940, 38787, 46175, 51716, 53550, 55410, 62798, 64645, 66492, 77574, 83115, 92350, 94197, 107100, 110820, 116361, 125596, 129290, 138525, 155148, 156995, 166230, 184700, 188394, 193935, 219793, 232722, 258580, 277050, 282591, 313990, 323225, 332460, 376788, 387870, 415575, 439586, 465444, 470985, 554100, 565182, 581805, 627980, 646450, 659379, 775740, 784975, 831150, 879172, 941970, 969675, 1098965, 1130364, 1163610, 1292900, 1318758, 1412955, 1569950, 1662300, 1883940, 1939350, 1978137, 2197930, 2327220, 2354925, 2637516, 2825910, 2909025, 3139900, 3296895, 3878700, 3956274, 4395860, 4709850, 5494825, 5651820, 5818050, 6593790, 7064775, 7912548, 9419700, 9890685, 10989650, 11636100, 13187580, 14129550, 16484475, 19781370, 21979300, 28259100, 32968950, 39562740, 49453425, 65937900, 98906850, 197813700]

約数ペア:

[(1, 197813700), (2, 98906850), (3, 65937900), (4, 49453425), (5, 39562740), (6, 32968950), (7, 28259100), (9, 21979300), (10, 19781370), (12, 16484475), (14, 14129550), (15, 13187580), (17, 11636100), (18, 10989650), (20, 9890685), (21, 9419700), (25, 7912548), (28, 7064775), (30, 6593790), (34, 5818050), (35, 5651820), (36, 5494825), (42, 4709850), (45, 4395860), (50, 3956274), (51, 3878700), (60, 3296895), (63, 3139900), (68, 2909025), (70, 2825910), (75, 2637516), (84, 2354925), (85, 2327220), (90, 2197930), (100, 1978137), (102, 1939350), (105, 1883940), (119, 1662300), (126, 1569950), (140, 1412955), (150, 1318758), (153, 1292900), (170, 1163610), (175, 1130364), (180, 1098965), (204, 969675), (210, 941970), (225, 879172), (238, 831150), (252, 784975), (255, 775740), (300, 659379), (306, 646450), (315, 627980), (340, 581805), (350, 565182), (357, 554100), (420, 470985), (425, 465444), (450, 439586), (476, 415575), (510, 387870), (525, 376788), (595, 332460), (612, 323225), (630, 313990), (700, 282591), (714, 277050), (765, 258580), (850, 232722), (900, 219793), (1020, 193935), (1050, 188394), (1071, 184700), (1190, 166230), (1260, 156995), (1275, 155148), (1428, 138525), (1530, 129290), (1575, 125596), (1700, 116361), (1785, 110820), (1847, 107100), (2100, 94197), (2142, 92350), (2380, 83115), (2550, 77574), (2975, 66492), (3060, 64645), (3150, 62798), (3570, 55410), (3694, 53550), (3825, 51716), (4284, 46175), (5100, 38787), (5355, 36940), (5541, 35700), (5950, 33246), (6300, 31399), (7140, 27705), (7388, 26775), (7650, 25858), (8925, 22164), (9235, 21420), (10710, 18470), (11082, 17850), (11900, 16623), (12929, 15300)]