209428560

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{853}}^1$

素因数の和:914

約数の個数: 240

約数和(自身を含む): 792949248

約数和(自身を除く): 583520688

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 30, 31, 33, 36, 40, 44, 45, 48, 55, 60, 62, 66, 72, 80, 88, 90, 93, 99, 110, 120, 124, 132, 144, 155, 165, 176, 180, 186, 198, 220, 240, 248, 264, 279, 310, 330, 341, 360, 372, 396, 440, 465, 495, 496, 528, 558, 620, 660, 682, 720, 744, 792, 853, 880, 930, 990, 1023, 1116, 1240, 1320, 1364, 1395, 1488, 1584, 1705, 1706, 1860, 1980, 2046, 2232, 2480, 2559, 2640, 2728, 2790, 3069, 3410, 3412, 3720, 3960, 4092, 4265, 4464, 5115, 5118, 5456, 5580, 6138, 6820, 6824, 7440, 7677, 7920, 8184, 8530, 9383, 10230, 10236, 11160, 12276, 12795, 13640, 13648, 15345, 15354, 16368, 17060, 18766, 20460, 20472, 22320, 24552, 25590, 26443, 27280, 28149, 30690, 30708, 34120, 37532, 38385, 40920, 40944, 46915, 49104, 51180, 52886, 56298, 61380, 61416, 68240, 75064, 76770, 79329, 81840, 84447, 93830, 102360, 105772, 112596, 122760, 122832, 132215, 140745, 150128, 153540, 158658, 168894, 187660, 204720, 211544, 225192, 237987, 245520, 264430, 281490, 290873, 307080, 317316, 337788, 375320, 396645, 422235, 423088, 450384, 475974, 528860, 562980, 581746, 614160, 634632, 675576, 750640, 793290, 844470, 872619, 951948, 1057720, 1125960, 1163492, 1189935, 1269264, 1351152, 1454365, 1586580, 1688940, 1745238, 1903896, 2115440, 2251920, 2326984, 2379870, 2617857, 2908730, 3173160, 3377880, 3490476, 3807792, 4363095, 4653968, 4759740, 5235714, 5817460, 6346320, 6755760, 6980952, 8726190, 9519480, 10471428, 11634920, 13089285, 13961904, 17452380, 19038960, 20942856, 23269840, 26178570, 34904760, 41885712, 52357140, 69809520, 104714280, 209428560]

約数ペア:

[(1, 209428560), (2, 104714280), (3, 69809520), (4, 52357140), (5, 41885712), (6, 34904760), (8, 26178570), (9, 23269840), (10, 20942856), (11, 19038960), (12, 17452380), (15, 13961904), (16, 13089285), (18, 11634920), (20, 10471428), (22, 9519480), (24, 8726190), (30, 6980952), (31, 6755760), (33, 6346320), (36, 5817460), (40, 5235714), (44, 4759740), (45, 4653968), (48, 4363095), (55, 3807792), (60, 3490476), (62, 3377880), (66, 3173160), (72, 2908730), (80, 2617857), (88, 2379870), (90, 2326984), (93, 2251920), (99, 2115440), (110, 1903896), (120, 1745238), (124, 1688940), (132, 1586580), (144, 1454365), (155, 1351152), (165, 1269264), (176, 1189935), (180, 1163492), (186, 1125960), (198, 1057720), (220, 951948), (240, 872619), (248, 844470), (264, 793290), (279, 750640), (310, 675576), (330, 634632), (341, 614160), (360, 581746), (372, 562980), (396, 528860), (440, 475974), (465, 450384), (495, 423088), (496, 422235), (528, 396645), (558, 375320), (620, 337788), (660, 317316), (682, 307080), (720, 290873), (744, 281490), (792, 264430), (853, 245520), (880, 237987), (930, 225192), (990, 211544), (1023, 204720), (1116, 187660), (1240, 168894), (1320, 158658), (1364, 153540), (1395, 150128), (1488, 140745), (1584, 132215), (1705, 122832), (1706, 122760), (1860, 112596), (1980, 105772), (2046, 102360), (2232, 93830), (2480, 84447), (2559, 81840), (2640, 79329), (2728, 76770), (2790, 75064), (3069, 68240), (3410, 61416), (3412, 61380), (3720, 56298), (3960, 52886), (4092, 51180), (4265, 49104), (4464, 46915), (5115, 40944), (5118, 40920), (5456, 38385), (5580, 37532), (6138, 34120), (6820, 30708), (6824, 30690), (7440, 28149), (7677, 27280), (7920, 26443), (8184, 25590), (8530, 24552), (9383, 22320), (10230, 20472), (10236, 20460), (11160, 18766), (12276, 17060), (12795, 16368), (13640, 15354), (13648, 15345)]