28923840

素因数分解:

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

素因数の和:128

約数の個数: 252

約数和(自身を含む): 110669832

約数和(自身を除く): 81745992

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 30, 32, 33, 36, 40, 44, 45, 48, 55, 60, 64, 66, 72, 80, 83, 88, 90, 96, 99, 110, 120, 121, 132, 144, 160, 165, 166, 176, 180, 192, 198, 220, 240, 242, 249, 264, 288, 320, 330, 332, 352, 360, 363, 396, 415, 440, 480, 484, 495, 498, 528, 576, 605, 660, 664, 704, 720, 726, 747, 792, 830, 880, 913, 960, 968, 990, 996, 1056, 1089, 1210, 1245, 1320, 1328, 1440, 1452, 1494, 1584, 1660, 1760, 1815, 1826, 1936, 1980, 1992, 2112, 2178, 2420, 2490, 2640, 2656, 2739, 2880, 2904, 2988, 3168, 3320, 3520, 3630, 3652, 3735, 3872, 3960, 3984, 4356, 4565, 4840, 4980, 5280, 5312, 5445, 5478, 5808, 5976, 6336, 6640, 7260, 7304, 7470, 7744, 7920, 7968, 8217, 8712, 9130, 9680, 9960, 10043, 10560, 10890, 10956, 11616, 11952, 13280, 13695, 14520, 14608, 14940, 15840, 15936, 16434, 17424, 18260, 19360, 19920, 20086, 21780, 21912, 23232, 23904, 26560, 27390, 29040, 29216, 29880, 30129, 31680, 32868, 34848, 36520, 38720, 39840, 40172, 41085, 43560, 43824, 47808, 50215, 54780, 58080, 58432, 59760, 60258, 65736, 69696, 73040, 79680, 80344, 82170, 87120, 87648, 90387, 100430, 109560, 116160, 119520, 120516, 131472, 146080, 150645, 160688, 164340, 174240, 175296, 180774, 200860, 219120, 239040, 241032, 262944, 292160, 301290, 321376, 328680, 348480, 361548, 401720, 438240, 451935, 482064, 525888, 602580, 642752, 657360, 723096, 803440, 876480, 903870, 964128, 1205160, 1314720, 1446192, 1606880, 1807740, 1928256, 2410320, 2629440, 2892384, 3213760, 3615480, 4820640, 5784768, 7230960, 9641280, 14461920, 28923840]

約数ペア:

[(1, 28923840), (2, 14461920), (3, 9641280), (4, 7230960), (5, 5784768), (6, 4820640), (8, 3615480), (9, 3213760), (10, 2892384), (11, 2629440), (12, 2410320), (15, 1928256), (16, 1807740), (18, 1606880), (20, 1446192), (22, 1314720), (24, 1205160), (30, 964128), (32, 903870), (33, 876480), (36, 803440), (40, 723096), (44, 657360), (45, 642752), (48, 602580), (55, 525888), (60, 482064), (64, 451935), (66, 438240), (72, 401720), (80, 361548), (83, 348480), (88, 328680), (90, 321376), (96, 301290), (99, 292160), (110, 262944), (120, 241032), (121, 239040), (132, 219120), (144, 200860), (160, 180774), (165, 175296), (166, 174240), (176, 164340), (180, 160688), (192, 150645), (198, 146080), (220, 131472), (240, 120516), (242, 119520), (249, 116160), (264, 109560), (288, 100430), (320, 90387), (330, 87648), (332, 87120), (352, 82170), (360, 80344), (363, 79680), (396, 73040), (415, 69696), (440, 65736), (480, 60258), (484, 59760), (495, 58432), (498, 58080), (528, 54780), (576, 50215), (605, 47808), (660, 43824), (664, 43560), (704, 41085), (720, 40172), (726, 39840), (747, 38720), (792, 36520), (830, 34848), (880, 32868), (913, 31680), (960, 30129), (968, 29880), (990, 29216), (996, 29040), (1056, 27390), (1089, 26560), (1210, 23904), (1245, 23232), (1320, 21912), (1328, 21780), (1440, 20086), (1452, 19920), (1494, 19360), (1584, 18260), (1660, 17424), (1760, 16434), (1815, 15936), (1826, 15840), (1936, 14940), (1980, 14608), (1992, 14520), (2112, 13695), (2178, 13280), (2420, 11952), (2490, 11616), (2640, 10956), (2656, 10890), (2739, 10560), (2880, 10043), (2904, 9960), (2988, 9680), (3168, 9130), (3320, 8712), (3520, 8217), (3630, 7968), (3652, 7920), (3735, 7744), (3872, 7470), (3960, 7304), (3984, 7260), (4356, 6640), (4565, 6336), (4840, 5976), (4980, 5808), (5280, 5478), (5312, 5445)]