391991040

素因数分解:

$2^8\times 3^2\times 5^1\times 7^1\times {\mathrm{4861}}^1$

素因数の和:4895

約数の個数: 216

約数和(自身を含む): 1550316768

約数和(自身を除く): 1158325728

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, 56, 60, 63, 64, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 128, 140, 144, 160, 168, 180, 192, 210, 224, 240, 252, 256, 280, 288, 315, 320, 336, 360, 384, 420, 448, 480, 504, 560, 576, 630, 640, 672, 720, 768, 840, 896, 960, 1008, 1120, 1152, 1260, 1280, 1344, 1440, 1680, 1792, 1920, 2016, 2240, 2304, 2520, 2688, 2880, 3360, 3840, 4032, 4480, 4861, 5040, 5376, 5760, 6720, 8064, 8960, 9722, 10080, 11520, 13440, 14583, 16128, 19444, 20160, 24305, 26880, 29166, 34027, 38888, 40320, 43749, 48610, 58332, 68054, 72915, 77776, 80640, 87498, 97220, 102081, 116664, 136108, 145830, 155552, 170135, 174996, 194440, 204162, 218745, 233328, 272216, 291660, 306243, 311104, 340270, 349992, 388880, 408324, 437490, 466656, 510405, 544432, 583320, 612486, 622208, 680540, 699984, 777760, 816648, 874980, 933312, 1020810, 1088864, 1166640, 1224972, 1244416, 1361080, 1399968, 1531215, 1555520, 1633296, 1749960, 1866624, 2041620, 2177728, 2333280, 2449944, 2722160, 2799936, 3062430, 3111040, 3266592, 3499920, 3733248, 4083240, 4355456, 4666560, 4899888, 5444320, 5599872, 6124860, 6222080, 6533184, 6999840, 8166480, 8710912, 9333120, 9799776, 10888640, 11199744, 12249720, 13066368, 13999680, 16332960, 18666240, 19599552, 21777280, 24499440, 26132736, 27999360, 32665920, 39199104, 43554560, 48998880, 55998720, 65331840, 78398208, 97997760, 130663680, 195995520, 391991040]

約数ペア:

[(1, 391991040), (2, 195995520), (3, 130663680), (4, 97997760), (5, 78398208), (6, 65331840), (7, 55998720), (8, 48998880), (9, 43554560), (10, 39199104), (12, 32665920), (14, 27999360), (15, 26132736), (16, 24499440), (18, 21777280), (20, 19599552), (21, 18666240), (24, 16332960), (28, 13999680), (30, 13066368), (32, 12249720), (35, 11199744), (36, 10888640), (40, 9799776), (42, 9333120), (45, 8710912), (48, 8166480), (56, 6999840), (60, 6533184), (63, 6222080), (64, 6124860), (70, 5599872), (72, 5444320), (80, 4899888), (84, 4666560), (90, 4355456), (96, 4083240), (105, 3733248), (112, 3499920), (120, 3266592), (126, 3111040), (128, 3062430), (140, 2799936), (144, 2722160), (160, 2449944), (168, 2333280), (180, 2177728), (192, 2041620), (210, 1866624), (224, 1749960), (240, 1633296), (252, 1555520), (256, 1531215), (280, 1399968), (288, 1361080), (315, 1244416), (320, 1224972), (336, 1166640), (360, 1088864), (384, 1020810), (420, 933312), (448, 874980), (480, 816648), (504, 777760), (560, 699984), (576, 680540), (630, 622208), (640, 612486), (672, 583320), (720, 544432), (768, 510405), (840, 466656), (896, 437490), (960, 408324), (1008, 388880), (1120, 349992), (1152, 340270), (1260, 311104), (1280, 306243), (1344, 291660), (1440, 272216), (1680, 233328), (1792, 218745), (1920, 204162), (2016, 194440), (2240, 174996), (2304, 170135), (2520, 155552), (2688, 145830), (2880, 136108), (3360, 116664), (3840, 102081), (4032, 97220), (4480, 87498), (4861, 80640), (5040, 77776), (5376, 72915), (5760, 68054), (6720, 58332), (8064, 48610), (8960, 43749), (9722, 40320), (10080, 38888), (11520, 34027), (13440, 29166), (14583, 26880), (16128, 24305), (19444, 20160)]