211421700

素因数分解:

$2^2\times 3^2\times 5^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{907}}^1$

素因数の和:971

約数の個数: 216

約数和(自身を含む): 778686272

約数和(自身を除く): 567264572

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 25, 28, 30, 35, 36, 37, 42, 45, 50, 60, 63, 70, 74, 75, 84, 90, 100, 105, 111, 126, 140, 148, 150, 175, 180, 185, 210, 222, 225, 252, 259, 300, 315, 333, 350, 370, 420, 444, 450, 518, 525, 555, 630, 666, 700, 740, 777, 900, 907, 925, 1036, 1050, 1110, 1260, 1295, 1332, 1554, 1575, 1665, 1814, 1850, 2100, 2220, 2331, 2590, 2721, 2775, 3108, 3150, 3330, 3628, 3700, 3885, 4535, 4662, 5180, 5442, 5550, 6300, 6349, 6475, 6660, 7770, 8163, 8325, 9070, 9324, 10884, 11100, 11655, 12698, 12950, 13605, 15540, 16326, 16650, 18140, 19047, 19425, 22675, 23310, 25396, 25900, 27210, 31745, 32652, 33300, 33559, 38094, 38850, 40815, 45350, 46620, 54420, 57141, 58275, 63490, 67118, 68025, 76188, 77700, 81630, 90700, 95235, 100677, 114282, 116550, 126980, 134236, 136050, 158725, 163260, 167795, 190470, 201354, 204075, 228564, 233100, 234913, 272100, 285705, 302031, 317450, 335590, 380940, 402708, 408150, 469826, 476175, 503385, 571410, 604062, 634900, 671180, 704739, 816300, 838975, 939652, 952350, 1006770, 1142820, 1174565, 1208124, 1409478, 1428525, 1510155, 1677950, 1904700, 2013540, 2114217, 2349130, 2516925, 2818956, 2857050, 3020310, 3355900, 3523695, 4228434, 4698260, 5033850, 5714100, 5872825, 6040620, 7047390, 7550775, 8456868, 10067700, 10571085, 11745650, 14094780, 15101550, 17618475, 21142170, 23491300, 30203100, 35236950, 42284340, 52855425, 70473900, 105710850, 211421700]

約数ペア:

[(1, 211421700), (2, 105710850), (3, 70473900), (4, 52855425), (5, 42284340), (6, 35236950), (7, 30203100), (9, 23491300), (10, 21142170), (12, 17618475), (14, 15101550), (15, 14094780), (18, 11745650), (20, 10571085), (21, 10067700), (25, 8456868), (28, 7550775), (30, 7047390), (35, 6040620), (36, 5872825), (37, 5714100), (42, 5033850), (45, 4698260), (50, 4228434), (60, 3523695), (63, 3355900), (70, 3020310), (74, 2857050), (75, 2818956), (84, 2516925), (90, 2349130), (100, 2114217), (105, 2013540), (111, 1904700), (126, 1677950), (140, 1510155), (148, 1428525), (150, 1409478), (175, 1208124), (180, 1174565), (185, 1142820), (210, 1006770), (222, 952350), (225, 939652), (252, 838975), (259, 816300), (300, 704739), (315, 671180), (333, 634900), (350, 604062), (370, 571410), (420, 503385), (444, 476175), (450, 469826), (518, 408150), (525, 402708), (555, 380940), (630, 335590), (666, 317450), (700, 302031), (740, 285705), (777, 272100), (900, 234913), (907, 233100), (925, 228564), (1036, 204075), (1050, 201354), (1110, 190470), (1260, 167795), (1295, 163260), (1332, 158725), (1554, 136050), (1575, 134236), (1665, 126980), (1814, 116550), (1850, 114282), (2100, 100677), (2220, 95235), (2331, 90700), (2590, 81630), (2721, 77700), (2775, 76188), (3108, 68025), (3150, 67118), (3330, 63490), (3628, 58275), (3700, 57141), (3885, 54420), (4535, 46620), (4662, 45350), (5180, 40815), (5442, 38850), (5550, 38094), (6300, 33559), (6349, 33300), (6475, 32652), (6660, 31745), (7770, 27210), (8163, 25900), (8325, 25396), (9070, 23310), (9324, 22675), (10884, 19425), (11100, 19047), (11655, 18140), (12698, 16650), (12950, 16326), (13605, 15540)]