201731520

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{263}}^1$

素因数の和:347

約数の個数: 224

約数和(自身を含む): 695236608

約数和(自身を除く): 493505088

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 32, 34, 40, 47, 48, 51, 60, 64, 68, 80, 85, 94, 96, 102, 120, 136, 141, 160, 170, 188, 192, 204, 235, 240, 255, 263, 272, 282, 320, 340, 376, 408, 470, 480, 510, 526, 544, 564, 680, 705, 752, 789, 799, 816, 940, 960, 1020, 1052, 1088, 1128, 1315, 1360, 1410, 1504, 1578, 1598, 1632, 1880, 2040, 2104, 2256, 2397, 2630, 2720, 2820, 3008, 3156, 3196, 3264, 3760, 3945, 3995, 4080, 4208, 4471, 4512, 4794, 5260, 5440, 5640, 6312, 6392, 7520, 7890, 7990, 8160, 8416, 8942, 9024, 9588, 10520, 11280, 11985, 12361, 12624, 12784, 13413, 15040, 15780, 15980, 16320, 16832, 17884, 19176, 21040, 22355, 22560, 23970, 24722, 25248, 25568, 26826, 31560, 31960, 35768, 37083, 38352, 42080, 44710, 45120, 47940, 49444, 50496, 51136, 53652, 61805, 63120, 63920, 67065, 71536, 74166, 76704, 84160, 89420, 95880, 98888, 107304, 123610, 126240, 127840, 134130, 143072, 148332, 153408, 178840, 185415, 191760, 197776, 210137, 214608, 247220, 252480, 255680, 268260, 286144, 296664, 357680, 370830, 383520, 395552, 420274, 429216, 494440, 536520, 593328, 630411, 715360, 741660, 767040, 791104, 840548, 858432, 988880, 1050685, 1073040, 1186656, 1260822, 1430720, 1483320, 1681096, 1977760, 2101370, 2146080, 2373312, 2521644, 2966640, 3152055, 3362192, 3955520, 4202740, 4292160, 5043288, 5933280, 6304110, 6724384, 8405480, 10086576, 11866560, 12608220, 13448768, 16810960, 20173152, 25216440, 33621920, 40346304, 50432880, 67243840, 100865760, 201731520]

約数ペア:

[(1, 201731520), (2, 100865760), (3, 67243840), (4, 50432880), (5, 40346304), (6, 33621920), (8, 25216440), (10, 20173152), (12, 16810960), (15, 13448768), (16, 12608220), (17, 11866560), (20, 10086576), (24, 8405480), (30, 6724384), (32, 6304110), (34, 5933280), (40, 5043288), (47, 4292160), (48, 4202740), (51, 3955520), (60, 3362192), (64, 3152055), (68, 2966640), (80, 2521644), (85, 2373312), (94, 2146080), (96, 2101370), (102, 1977760), (120, 1681096), (136, 1483320), (141, 1430720), (160, 1260822), (170, 1186656), (188, 1073040), (192, 1050685), (204, 988880), (235, 858432), (240, 840548), (255, 791104), (263, 767040), (272, 741660), (282, 715360), (320, 630411), (340, 593328), (376, 536520), (408, 494440), (470, 429216), (480, 420274), (510, 395552), (526, 383520), (544, 370830), (564, 357680), (680, 296664), (705, 286144), (752, 268260), (789, 255680), (799, 252480), (816, 247220), (940, 214608), (960, 210137), (1020, 197776), (1052, 191760), (1088, 185415), (1128, 178840), (1315, 153408), (1360, 148332), (1410, 143072), (1504, 134130), (1578, 127840), (1598, 126240), (1632, 123610), (1880, 107304), (2040, 98888), (2104, 95880), (2256, 89420), (2397, 84160), (2630, 76704), (2720, 74166), (2820, 71536), (3008, 67065), (3156, 63920), (3196, 63120), (3264, 61805), (3760, 53652), (3945, 51136), (3995, 50496), (4080, 49444), (4208, 47940), (4471, 45120), (4512, 44710), (4794, 42080), (5260, 38352), (5440, 37083), (5640, 35768), (6312, 31960), (6392, 31560), (7520, 26826), (7890, 25568), (7990, 25248), (8160, 24722), (8416, 23970), (8942, 22560), (9024, 22355), (9588, 21040), (10520, 19176), (11280, 17884), (11985, 16832), (12361, 16320), (12624, 15980), (12784, 15780), (13413, 15040)]