209981700

素因数分解:

$2^2\times 3^3\times 5^2\times {\mathrm{83}}^1\times {\mathrm{937}}^1$

素因数の和:1043

約数の個数: 144

約数和(自身を含む): 683914560

約数和(自身を除く): 473932860

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 27, 30, 36, 45, 50, 54, 60, 75, 83, 90, 100, 108, 135, 150, 166, 180, 225, 249, 270, 300, 332, 415, 450, 498, 540, 675, 747, 830, 900, 937, 996, 1245, 1350, 1494, 1660, 1874, 2075, 2241, 2490, 2700, 2811, 2988, 3735, 3748, 4150, 4482, 4685, 4980, 5622, 6225, 7470, 8300, 8433, 8964, 9370, 11205, 11244, 12450, 14055, 14940, 16866, 18675, 18740, 22410, 23425, 24900, 25299, 28110, 33732, 37350, 42165, 44820, 46850, 50598, 56025, 56220, 70275, 74700, 77771, 84330, 93700, 101196, 112050, 126495, 140550, 155542, 168660, 210825, 224100, 233313, 252990, 281100, 311084, 388855, 421650, 466626, 505980, 632475, 699939, 777710, 843300, 933252, 1166565, 1264950, 1399878, 1555420, 1944275, 2099817, 2333130, 2529900, 2799756, 3499695, 3888550, 4199634, 4666260, 5832825, 6999390, 7777100, 8399268, 10499085, 11665650, 13998780, 17498475, 20998170, 23331300, 34996950, 41996340, 52495425, 69993900, 104990850, 209981700]

約数ペア:

[(1, 209981700), (2, 104990850), (3, 69993900), (4, 52495425), (5, 41996340), (6, 34996950), (9, 23331300), (10, 20998170), (12, 17498475), (15, 13998780), (18, 11665650), (20, 10499085), (25, 8399268), (27, 7777100), (30, 6999390), (36, 5832825), (45, 4666260), (50, 4199634), (54, 3888550), (60, 3499695), (75, 2799756), (83, 2529900), (90, 2333130), (100, 2099817), (108, 1944275), (135, 1555420), (150, 1399878), (166, 1264950), (180, 1166565), (225, 933252), (249, 843300), (270, 777710), (300, 699939), (332, 632475), (415, 505980), (450, 466626), (498, 421650), (540, 388855), (675, 311084), (747, 281100), (830, 252990), (900, 233313), (937, 224100), (996, 210825), (1245, 168660), (1350, 155542), (1494, 140550), (1660, 126495), (1874, 112050), (2075, 101196), (2241, 93700), (2490, 84330), (2700, 77771), (2811, 74700), (2988, 70275), (3735, 56220), (3748, 56025), (4150, 50598), (4482, 46850), (4685, 44820), (4980, 42165), (5622, 37350), (6225, 33732), (7470, 28110), (8300, 25299), (8433, 24900), (8964, 23425), (9370, 22410), (11205, 18740), (11244, 18675), (12450, 16866), (14055, 14940)]