211231680

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{241}}^1$

素因数の和:355

約数の個数: 224

約数和(自身を含む): 743516928

約数和(自身を除く): 532285248

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 32, 33, 40, 44, 48, 55, 60, 64, 66, 80, 83, 88, 96, 110, 120, 132, 160, 165, 166, 176, 192, 220, 240, 241, 249, 264, 320, 330, 332, 352, 415, 440, 480, 482, 498, 528, 660, 664, 704, 723, 830, 880, 913, 960, 964, 996, 1056, 1205, 1245, 1320, 1328, 1446, 1660, 1760, 1826, 1928, 1992, 2112, 2410, 2490, 2640, 2651, 2656, 2739, 2892, 3320, 3520, 3615, 3652, 3856, 3984, 4565, 4820, 4980, 5280, 5302, 5312, 5478, 5784, 6640, 7230, 7304, 7712, 7953, 7968, 9130, 9640, 9960, 10560, 10604, 10956, 11568, 13255, 13280, 13695, 14460, 14608, 15424, 15906, 15936, 18260, 19280, 19920, 20003, 21208, 21912, 23136, 26510, 26560, 27390, 28920, 29216, 31812, 36520, 38560, 39765, 39840, 40006, 42416, 43824, 46272, 53020, 54780, 57840, 58432, 60009, 63624, 73040, 77120, 79530, 79680, 80012, 84832, 87648, 100015, 106040, 109560, 115680, 120018, 127248, 146080, 159060, 160024, 169664, 175296, 200030, 212080, 219120, 220033, 231360, 240036, 254496, 292160, 300045, 318120, 320048, 400060, 424160, 438240, 440066, 480072, 508992, 600090, 636240, 640096, 660099, 800120, 848320, 876480, 880132, 960144, 1100165, 1200180, 1272480, 1280192, 1320198, 1600240, 1760264, 1920288, 2200330, 2400360, 2544960, 2640396, 3200480, 3300495, 3520528, 3840576, 4400660, 4800720, 5280792, 6400960, 6600990, 7041056, 8801320, 9601440, 10561584, 13201980, 14082112, 17602640, 19202880, 21123168, 26403960, 35205280, 42246336, 52807920, 70410560, 105615840, 211231680]

約数ペア:

[(1, 211231680), (2, 105615840), (3, 70410560), (4, 52807920), (5, 42246336), (6, 35205280), (8, 26403960), (10, 21123168), (11, 19202880), (12, 17602640), (15, 14082112), (16, 13201980), (20, 10561584), (22, 9601440), (24, 8801320), (30, 7041056), (32, 6600990), (33, 6400960), (40, 5280792), (44, 4800720), (48, 4400660), (55, 3840576), (60, 3520528), (64, 3300495), (66, 3200480), (80, 2640396), (83, 2544960), (88, 2400360), (96, 2200330), (110, 1920288), (120, 1760264), (132, 1600240), (160, 1320198), (165, 1280192), (166, 1272480), (176, 1200180), (192, 1100165), (220, 960144), (240, 880132), (241, 876480), (249, 848320), (264, 800120), (320, 660099), (330, 640096), (332, 636240), (352, 600090), (415, 508992), (440, 480072), (480, 440066), (482, 438240), (498, 424160), (528, 400060), (660, 320048), (664, 318120), (704, 300045), (723, 292160), (830, 254496), (880, 240036), (913, 231360), (960, 220033), (964, 219120), (996, 212080), (1056, 200030), (1205, 175296), (1245, 169664), (1320, 160024), (1328, 159060), (1446, 146080), (1660, 127248), (1760, 120018), (1826, 115680), (1928, 109560), (1992, 106040), (2112, 100015), (2410, 87648), (2490, 84832), (2640, 80012), (2651, 79680), (2656, 79530), (2739, 77120), (2892, 73040), (3320, 63624), (3520, 60009), (3615, 58432), (3652, 57840), (3856, 54780), (3984, 53020), (4565, 46272), (4820, 43824), (4980, 42416), (5280, 40006), (5302, 39840), (5312, 39765), (5478, 38560), (5784, 36520), (6640, 31812), (7230, 29216), (7304, 28920), (7712, 27390), (7953, 26560), (7968, 26510), (9130, 23136), (9640, 21912), (9960, 21208), (10560, 20003), (10604, 19920), (10956, 19280), (11568, 18260), (13255, 15936), (13280, 15906), (13695, 15424), (14460, 14608)]