28100160

素因数分解:

$2^6\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{887}}^1$

素因数の和:921

約数の個数: 168

約数和(自身を含む): 105558336

約数和(自身を除く): 77458176

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, 88, 90, 96, 99, 110, 120, 132, 144, 160, 165, 176, 180, 192, 198, 220, 240, 264, 288, 320, 330, 352, 360, 396, 440, 480, 495, 528, 576, 660, 704, 720, 792, 880, 887, 960, 990, 1056, 1320, 1440, 1584, 1760, 1774, 1980, 2112, 2640, 2661, 2880, 3168, 3520, 3548, 3960, 4435, 5280, 5322, 6336, 7096, 7920, 7983, 8870, 9757, 10560, 10644, 13305, 14192, 15840, 15966, 17740, 19514, 21288, 26610, 28384, 29271, 31680, 31932, 35480, 39028, 39915, 42576, 48785, 53220, 56768, 58542, 63864, 70960, 78056, 79830, 85152, 87813, 97570, 106440, 117084, 127728, 141920, 146355, 156112, 159660, 170304, 175626, 195140, 212880, 234168, 255456, 283840, 292710, 312224, 319320, 351252, 390280, 425760, 439065, 468336, 510912, 585420, 624448, 638640, 702504, 780560, 851520, 878130, 936672, 1170840, 1277280, 1405008, 1561120, 1756260, 1873344, 2341680, 2554560, 2810016, 3122240, 3512520, 4683360, 5620032, 7025040, 9366720, 14050080, 28100160]

約数ペア:

[(1, 28100160), (2, 14050080), (3, 9366720), (4, 7025040), (5, 5620032), (6, 4683360), (8, 3512520), (9, 3122240), (10, 2810016), (11, 2554560), (12, 2341680), (15, 1873344), (16, 1756260), (18, 1561120), (20, 1405008), (22, 1277280), (24, 1170840), (30, 936672), (32, 878130), (33, 851520), (36, 780560), (40, 702504), (44, 638640), (45, 624448), (48, 585420), (55, 510912), (60, 468336), (64, 439065), (66, 425760), (72, 390280), (80, 351252), (88, 319320), (90, 312224), (96, 292710), (99, 283840), (110, 255456), (120, 234168), (132, 212880), (144, 195140), (160, 175626), (165, 170304), (176, 159660), (180, 156112), (192, 146355), (198, 141920), (220, 127728), (240, 117084), (264, 106440), (288, 97570), (320, 87813), (330, 85152), (352, 79830), (360, 78056), (396, 70960), (440, 63864), (480, 58542), (495, 56768), (528, 53220), (576, 48785), (660, 42576), (704, 39915), (720, 39028), (792, 35480), (880, 31932), (887, 31680), (960, 29271), (990, 28384), (1056, 26610), (1320, 21288), (1440, 19514), (1584, 17740), (1760, 15966), (1774, 15840), (1980, 14192), (2112, 13305), (2640, 10644), (2661, 10560), (2880, 9757), (3168, 8870), (3520, 7983), (3548, 7920), (3960, 7096), (4435, 6336), (5280, 5322)]