220158720

素因数分解:

$2^8\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{659}}^1$

素因数の和:715

約数の個数: 216

約数和(自身を含む): 789188400

約数和(自身を除く): 569029680

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 29, 30, 32, 36, 40, 45, 48, 58, 60, 64, 72, 80, 87, 90, 96, 116, 120, 128, 144, 145, 160, 174, 180, 192, 232, 240, 256, 261, 288, 290, 320, 348, 360, 384, 435, 464, 480, 522, 576, 580, 640, 659, 696, 720, 768, 870, 928, 960, 1044, 1152, 1160, 1280, 1305, 1318, 1392, 1440, 1740, 1856, 1920, 1977, 2088, 2304, 2320, 2610, 2636, 2784, 2880, 3295, 3480, 3712, 3840, 3954, 4176, 4640, 5220, 5272, 5568, 5760, 5931, 6590, 6960, 7424, 7908, 8352, 9280, 9885, 10440, 10544, 11136, 11520, 11862, 13180, 13920, 15816, 16704, 18560, 19111, 19770, 20880, 21088, 22272, 23724, 26360, 27840, 29655, 31632, 33408, 37120, 38222, 39540, 41760, 42176, 47448, 52720, 55680, 57333, 59310, 63264, 66816, 76444, 79080, 83520, 84352, 94896, 95555, 105440, 111360, 114666, 118620, 126528, 152888, 158160, 167040, 168704, 171999, 189792, 191110, 210880, 229332, 237240, 253056, 286665, 305776, 316320, 334080, 343998, 379584, 382220, 421760, 458664, 474480, 506112, 573330, 611552, 632640, 687996, 759168, 764440, 843520, 859995, 917328, 948960, 1146660, 1223104, 1265280, 1375992, 1518336, 1528880, 1719990, 1834656, 1897920, 2293320, 2446208, 2530560, 2751984, 3057760, 3439980, 3669312, 3795840, 4586640, 4892416, 5503968, 6115520, 6879960, 7338624, 7591680, 9173280, 11007936, 12231040, 13759920, 14677248, 18346560, 22015872, 24462080, 27519840, 36693120, 44031744, 55039680, 73386240, 110079360, 220158720]

約数ペア:

[(1, 220158720), (2, 110079360), (3, 73386240), (4, 55039680), (5, 44031744), (6, 36693120), (8, 27519840), (9, 24462080), (10, 22015872), (12, 18346560), (15, 14677248), (16, 13759920), (18, 12231040), (20, 11007936), (24, 9173280), (29, 7591680), (30, 7338624), (32, 6879960), (36, 6115520), (40, 5503968), (45, 4892416), (48, 4586640), (58, 3795840), (60, 3669312), (64, 3439980), (72, 3057760), (80, 2751984), (87, 2530560), (90, 2446208), (96, 2293320), (116, 1897920), (120, 1834656), (128, 1719990), (144, 1528880), (145, 1518336), (160, 1375992), (174, 1265280), (180, 1223104), (192, 1146660), (232, 948960), (240, 917328), (256, 859995), (261, 843520), (288, 764440), (290, 759168), (320, 687996), (348, 632640), (360, 611552), (384, 573330), (435, 506112), (464, 474480), (480, 458664), (522, 421760), (576, 382220), (580, 379584), (640, 343998), (659, 334080), (696, 316320), (720, 305776), (768, 286665), (870, 253056), (928, 237240), (960, 229332), (1044, 210880), (1152, 191110), (1160, 189792), (1280, 171999), (1305, 168704), (1318, 167040), (1392, 158160), (1440, 152888), (1740, 126528), (1856, 118620), (1920, 114666), (1977, 111360), (2088, 105440), (2304, 95555), (2320, 94896), (2610, 84352), (2636, 83520), (2784, 79080), (2880, 76444), (3295, 66816), (3480, 63264), (3712, 59310), (3840, 57333), (3954, 55680), (4176, 52720), (4640, 47448), (5220, 42176), (5272, 41760), (5568, 39540), (5760, 38222), (5931, 37120), (6590, 33408), (6960, 31632), (7424, 29655), (7908, 27840), (8352, 26360), (9280, 23724), (9885, 22272), (10440, 21088), (10544, 20880), (11136, 19770), (11520, 19111), (11862, 18560), (13180, 16704), (13920, 15816)]