891515520

素因数分解:

$2^7\times 3^2\times 5^1\times 7^1\times {\mathrm{22111}}^1$

素因数の和:22143

約数の個数: 192

約数和(自身を含む): 3518461440

約数和(自身を除く): 2626945920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 64, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 128, 140, 144, 160, 168, 180, 192, 210, 224, 240, 252, 280, 288, 315, 320, 336, 360, 384, 420, 448, 480, 504, 560, 576, 630, 640, 672, 720, 840, 896, 960, 1008, 1120, 1152, 1260, 1344, 1440, 1680, 1920, 2016, 2240, 2520, 2688, 2880, 3360, 4032, 4480, 5040, 5760, 6720, 8064, 10080, 13440, 20160, 22111, 40320, 44222, 66333, 88444, 110555, 132666, 154777, 176888, 198999, 221110, 265332, 309554, 331665, 353776, 397998, 442220, 464331, 530664, 619108, 663330, 707552, 773885, 795996, 884440, 928662, 994995, 1061328, 1238216, 1326660, 1392993, 1415104, 1547770, 1591992, 1768880, 1857324, 1989990, 2122656, 2321655, 2476432, 2653320, 2785986, 2830208, 3095540, 3183984, 3537760, 3714648, 3979980, 4245312, 4643310, 4952864, 5306640, 5571972, 6191080, 6367968, 6964965, 7075520, 7429296, 7959960, 8490624, 9286620, 9905728, 10613280, 11143944, 12382160, 12735936, 13929930, 14151040, 14858592, 15919920, 18573240, 19811456, 21226560, 22287888, 24764320, 25471872, 27859860, 29717184, 31839840, 37146480, 42453120, 44575776, 49528640, 55719720, 59434368, 63679680, 74292960, 89151552, 99057280, 111439440, 127359360, 148585920, 178303104, 222878880, 297171840, 445757760, 891515520]

約数ペア:

[(1, 891515520), (2, 445757760), (3, 297171840), (4, 222878880), (5, 178303104), (6, 148585920), (7, 127359360), (8, 111439440), (9, 99057280), (10, 89151552), (12, 74292960), (14, 63679680), (15, 59434368), (16, 55719720), (18, 49528640), (20, 44575776), (21, 42453120), (24, 37146480), (28, 31839840), (30, 29717184), (32, 27859860), (35, 25471872), (36, 24764320), (40, 22287888), (42, 21226560), (45, 19811456), (48, 18573240), (56, 15919920), (60, 14858592), (63, 14151040), (64, 13929930), (70, 12735936), (72, 12382160), (80, 11143944), (84, 10613280), (90, 9905728), (96, 9286620), (105, 8490624), (112, 7959960), (120, 7429296), (126, 7075520), (128, 6964965), (140, 6367968), (144, 6191080), (160, 5571972), (168, 5306640), (180, 4952864), (192, 4643310), (210, 4245312), (224, 3979980), (240, 3714648), (252, 3537760), (280, 3183984), (288, 3095540), (315, 2830208), (320, 2785986), (336, 2653320), (360, 2476432), (384, 2321655), (420, 2122656), (448, 1989990), (480, 1857324), (504, 1768880), (560, 1591992), (576, 1547770), (630, 1415104), (640, 1392993), (672, 1326660), (720, 1238216), (840, 1061328), (896, 994995), (960, 928662), (1008, 884440), (1120, 795996), (1152, 773885), (1260, 707552), (1344, 663330), (1440, 619108), (1680, 530664), (1920, 464331), (2016, 442220), (2240, 397998), (2520, 353776), (2688, 331665), (2880, 309554), (3360, 265332), (4032, 221110), (4480, 198999), (5040, 176888), (5760, 154777), (6720, 132666), (8064, 110555), (10080, 88444), (13440, 66333), (20160, 44222), (22111, 40320)]