202457920

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{71}}^1$

素因数の和:181

約数の個数: 224

約数和(自身を含む): 596920320

約数和(自身を除く): 394462400

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 32, 35, 38, 40, 56, 64, 67, 70, 71, 76, 80, 95, 112, 133, 134, 140, 142, 152, 160, 190, 224, 266, 268, 280, 284, 304, 320, 335, 355, 380, 448, 469, 497, 532, 536, 560, 568, 608, 665, 670, 710, 760, 938, 994, 1064, 1072, 1120, 1136, 1216, 1273, 1330, 1340, 1349, 1420, 1520, 1876, 1988, 2128, 2144, 2240, 2272, 2345, 2485, 2546, 2660, 2680, 2698, 2840, 3040, 3752, 3976, 4256, 4288, 4544, 4690, 4757, 4970, 5092, 5320, 5360, 5396, 5680, 6080, 6365, 6745, 7504, 7952, 8512, 8911, 9380, 9443, 9514, 9940, 10184, 10640, 10720, 10792, 11360, 12730, 13490, 15008, 15904, 17822, 18760, 18886, 19028, 19880, 20368, 21280, 21440, 21584, 22720, 23785, 25460, 26980, 30016, 31808, 33299, 35644, 37520, 37772, 38056, 39760, 40736, 42560, 43168, 44555, 47215, 47570, 50920, 53960, 66598, 71288, 75040, 75544, 76112, 79520, 81472, 86336, 89110, 90383, 94430, 95140, 101840, 107920, 133196, 142576, 150080, 151088, 152224, 159040, 166495, 178220, 180766, 188860, 190280, 203680, 215840, 266392, 285152, 302176, 304448, 332990, 356440, 361532, 377720, 380560, 407360, 431680, 451915, 532784, 570304, 604352, 632681, 665980, 712880, 723064, 755440, 761120, 903830, 1065568, 1265362, 1331960, 1425760, 1446128, 1510880, 1522240, 1807660, 2131136, 2530724, 2663920, 2851520, 2892256, 3021760, 3163405, 3615320, 5061448, 5327840, 5784512, 6326810, 7230640, 10122896, 10655680, 12653620, 14461280, 20245792, 25307240, 28922560, 40491584, 50614480, 101228960, 202457920]

約数ペア:

[(1, 202457920), (2, 101228960), (4, 50614480), (5, 40491584), (7, 28922560), (8, 25307240), (10, 20245792), (14, 14461280), (16, 12653620), (19, 10655680), (20, 10122896), (28, 7230640), (32, 6326810), (35, 5784512), (38, 5327840), (40, 5061448), (56, 3615320), (64, 3163405), (67, 3021760), (70, 2892256), (71, 2851520), (76, 2663920), (80, 2530724), (95, 2131136), (112, 1807660), (133, 1522240), (134, 1510880), (140, 1446128), (142, 1425760), (152, 1331960), (160, 1265362), (190, 1065568), (224, 903830), (266, 761120), (268, 755440), (280, 723064), (284, 712880), (304, 665980), (320, 632681), (335, 604352), (355, 570304), (380, 532784), (448, 451915), (469, 431680), (497, 407360), (532, 380560), (536, 377720), (560, 361532), (568, 356440), (608, 332990), (665, 304448), (670, 302176), (710, 285152), (760, 266392), (938, 215840), (994, 203680), (1064, 190280), (1072, 188860), (1120, 180766), (1136, 178220), (1216, 166495), (1273, 159040), (1330, 152224), (1340, 151088), (1349, 150080), (1420, 142576), (1520, 133196), (1876, 107920), (1988, 101840), (2128, 95140), (2144, 94430), (2240, 90383), (2272, 89110), (2345, 86336), (2485, 81472), (2546, 79520), (2660, 76112), (2680, 75544), (2698, 75040), (2840, 71288), (3040, 66598), (3752, 53960), (3976, 50920), (4256, 47570), (4288, 47215), (4544, 44555), (4690, 43168), (4757, 42560), (4970, 40736), (5092, 39760), (5320, 38056), (5360, 37772), (5396, 37520), (5680, 35644), (6080, 33299), (6365, 31808), (6745, 30016), (7504, 26980), (7952, 25460), (8512, 23785), (8911, 22720), (9380, 21584), (9443, 21440), (9514, 21280), (9940, 20368), (10184, 19880), (10640, 19028), (10720, 18886), (10792, 18760), (11360, 17822), (12730, 15904), (13490, 15008)]