661389120

素因数分解:

$2^6\times 3^2\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{619}}^1$

素因数の和:702

約数の個数: 336

約数和(自身を含む): 2653223040

約数和(自身を除く): 1991833920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 53, 56, 60, 63, 64, 70, 72, 80, 84, 90, 96, 105, 106, 112, 120, 126, 140, 144, 159, 160, 168, 180, 192, 210, 212, 224, 240, 252, 265, 280, 288, 315, 318, 320, 336, 360, 371, 420, 424, 448, 477, 480, 504, 530, 560, 576, 619, 630, 636, 672, 720, 742, 795, 840, 848, 954, 960, 1008, 1060, 1113, 1120, 1238, 1260, 1272, 1344, 1440, 1484, 1590, 1680, 1696, 1855, 1857, 1908, 2016, 2120, 2226, 2240, 2385, 2476, 2520, 2544, 2880, 2968, 3095, 3180, 3339, 3360, 3392, 3710, 3714, 3816, 4032, 4240, 4333, 4452, 4770, 4952, 5040, 5088, 5565, 5571, 5936, 6190, 6360, 6678, 6720, 7420, 7428, 7632, 8480, 8666, 8904, 9285, 9540, 9904, 10080, 10176, 11130, 11142, 11872, 12380, 12720, 12999, 13356, 14840, 14856, 15264, 16695, 16960, 17332, 17808, 18570, 19080, 19808, 20160, 21665, 22260, 22284, 23744, 24760, 25440, 25998, 26712, 27855, 29680, 29712, 30528, 32807, 33390, 34664, 35616, 37140, 38160, 38997, 39616, 43330, 44520, 44568, 49520, 50880, 51996, 53424, 55710, 59360, 59424, 64995, 65614, 66780, 69328, 71232, 74280, 76320, 77994, 86660, 89040, 89136, 98421, 99040, 103992, 106848, 111420, 118720, 118848, 129990, 131228, 133560, 138656, 148560, 152640, 155988, 164035, 173320, 178080, 178272, 194985, 196842, 198080, 207984, 213696, 222840, 229649, 259980, 262456, 267120, 277312, 295263, 297120, 311976, 328070, 346640, 356160, 356544, 389970, 393684, 415968, 445680, 459298, 492105, 519960, 524912, 534240, 590526, 594240, 623952, 656140, 688947, 693280, 779940, 787368, 831936, 891360, 918596, 984210, 1039920, 1049824, 1068480, 1148245, 1181052, 1247904, 1312280, 1377894, 1386560, 1476315, 1559880, 1574736, 1782720, 1837192, 1968420, 2066841, 2079840, 2099648, 2296490, 2362104, 2495808, 2624560, 2755788, 2952630, 3119760, 3149472, 3444735, 3674384, 3936840, 4133682, 4159680, 4592980, 4724208, 5249120, 5511576, 5905260, 6239520, 6298944, 6889470, 7348768, 7873680, 8267364, 9185960, 9448416, 10334205, 10498240, 11023152, 11810520, 12479040, 13778940, 14697536, 15747360, 16534728, 18371920, 18896832, 20668410, 22046304, 23621040, 27557880, 31494720, 33069456, 36743840, 41336820, 44092608, 47242080, 55115760, 66138912, 73487680, 82673640, 94484160, 110231520, 132277824, 165347280, 220463040, 330694560, 661389120]

約数ペア:

[(1, 661389120), (2, 330694560), (3, 220463040), (4, 165347280), (5, 132277824), (6, 110231520), (7, 94484160), (8, 82673640), (9, 73487680), (10, 66138912), (12, 55115760), (14, 47242080), (15, 44092608), (16, 41336820), (18, 36743840), (20, 33069456), (21, 31494720), (24, 27557880), (28, 23621040), (30, 22046304), (32, 20668410), (35, 18896832), (36, 18371920), (40, 16534728), (42, 15747360), (45, 14697536), (48, 13778940), (53, 12479040), (56, 11810520), (60, 11023152), (63, 10498240), (64, 10334205), (70, 9448416), (72, 9185960), (80, 8267364), (84, 7873680), (90, 7348768), (96, 6889470), (105, 6298944), (106, 6239520), (112, 5905260), (120, 5511576), (126, 5249120), (140, 4724208), (144, 4592980), (159, 4159680), (160, 4133682), (168, 3936840), (180, 3674384), (192, 3444735), (210, 3149472), (212, 3119760), (224, 2952630), (240, 2755788), (252, 2624560), (265, 2495808), (280, 2362104), (288, 2296490), (315, 2099648), (318, 2079840), (320, 2066841), (336, 1968420), (360, 1837192), (371, 1782720), (420, 1574736), (424, 1559880), (448, 1476315), (477, 1386560), (480, 1377894), (504, 1312280), (530, 1247904), (560, 1181052), (576, 1148245), (619, 1068480), (630, 1049824), (636, 1039920), (672, 984210), (720, 918596), (742, 891360), (795, 831936), (840, 787368), (848, 779940), (954, 693280), (960, 688947), (1008, 656140), (1060, 623952), (1113, 594240), (1120, 590526), (1238, 534240), (1260, 524912), (1272, 519960), (1344, 492105), (1440, 459298), (1484, 445680), (1590, 415968), (1680, 393684), (1696, 389970), (1855, 356544), (1857, 356160), (1908, 346640), (2016, 328070), (2120, 311976), (2226, 297120), (2240, 295263), (2385, 277312), (2476, 267120), (2520, 262456), (2544, 259980), (2880, 229649), (2968, 222840), (3095, 213696), (3180, 207984), (3339, 198080), (3360, 196842), (3392, 194985), (3710, 178272), (3714, 178080), (3816, 173320), (4032, 164035), (4240, 155988), (4333, 152640), (4452, 148560), (4770, 138656), (4952, 133560), (5040, 131228), (5088, 129990), (5565, 118848), (5571, 118720), (5936, 111420), (6190, 106848), (6360, 103992), (6678, 99040), (6720, 98421), (7420, 89136), (7428, 89040), (7632, 86660), (8480, 77994), (8666, 76320), (8904, 74280), (9285, 71232), (9540, 69328), (9904, 66780), (10080, 65614), (10176, 64995), (11130, 59424), (11142, 59360), (11872, 55710), (12380, 53424), (12720, 51996), (12999, 50880), (13356, 49520), (14840, 44568), (14856, 44520), (15264, 43330), (16695, 39616), (16960, 38997), (17332, 38160), (17808, 37140), (18570, 35616), (19080, 34664), (19808, 33390), (20160, 32807), (21665, 30528), (22260, 29712), (22284, 29680), (23744, 27855), (24760, 26712), (25440, 25998)]