2505354280

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{199}}^1$

素因数の和:336

約数の個数: 256

約数和(自身を含む): 6967296000

約数和(自身を除く): 4461941720

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 20, 22, 26, 31, 40, 44, 52, 55, 62, 65, 71, 88, 104, 110, 124, 130, 142, 143, 155, 199, 220, 248, 260, 284, 286, 310, 341, 355, 398, 403, 440, 520, 568, 572, 620, 682, 710, 715, 781, 796, 806, 923, 995, 1144, 1240, 1364, 1420, 1430, 1562, 1592, 1612, 1705, 1846, 1990, 2015, 2189, 2201, 2587, 2728, 2840, 2860, 3124, 3224, 3410, 3692, 3905, 3980, 4030, 4378, 4402, 4433, 4615, 5174, 5720, 6169, 6248, 6820, 7384, 7810, 7960, 8060, 8756, 8804, 8866, 9230, 10153, 10348, 10945, 11005, 12338, 12935, 13640, 14129, 15620, 16120, 17512, 17608, 17732, 18460, 20306, 20696, 21890, 22010, 22165, 24211, 24676, 25870, 28258, 28457, 28613, 30845, 31240, 35464, 36920, 40612, 43780, 44020, 44330, 48422, 49352, 50765, 51740, 56516, 56914, 57226, 61690, 67859, 70645, 80197, 81224, 87560, 88040, 88660, 96844, 101530, 103480, 113032, 113828, 114452, 121055, 123380, 135718, 141290, 142285, 143065, 155419, 160394, 177320, 183677, 193688, 203060, 227656, 228904, 242110, 246760, 271436, 282580, 284570, 286130, 310838, 314743, 320788, 339295, 367354, 400985, 406120, 437999, 484220, 542872, 565160, 569140, 572260, 621676, 629486, 641576, 678590, 734708, 777095, 801970, 875998, 882167, 918385, 968440, 1138280, 1144520, 1243352, 1258972, 1357180, 1469416, 1554190, 1573715, 1603940, 1751996, 1764334, 1836770, 2020447, 2189995, 2517944, 2714360, 3108380, 3147430, 3207880, 3503992, 3528668, 3673540, 4040894, 4379990, 4410835, 4817989, 5693987, 6216760, 6294860, 7057336, 7347080, 8081788, 8759980, 8821670, 9635978, 10102235, 11387974, 12589720, 16163576, 17519960, 17643340, 19271956, 20204470, 22775948, 24089945, 28469935, 35286680, 38543912, 40408940, 45551896, 48179890, 56939870, 62633857, 80817880, 96359780, 113879740, 125267714, 192719560, 227759480, 250535428, 313169285, 501070856, 626338570, 1252677140, 2505354280]

約数ペア:

[(1, 2505354280), (2, 1252677140), (4, 626338570), (5, 501070856), (8, 313169285), (10, 250535428), (11, 227759480), (13, 192719560), (20, 125267714), (22, 113879740), (26, 96359780), (31, 80817880), (40, 62633857), (44, 56939870), (52, 48179890), (55, 45551896), (62, 40408940), (65, 38543912), (71, 35286680), (88, 28469935), (104, 24089945), (110, 22775948), (124, 20204470), (130, 19271956), (142, 17643340), (143, 17519960), (155, 16163576), (199, 12589720), (220, 11387974), (248, 10102235), (260, 9635978), (284, 8821670), (286, 8759980), (310, 8081788), (341, 7347080), (355, 7057336), (398, 6294860), (403, 6216760), (440, 5693987), (520, 4817989), (568, 4410835), (572, 4379990), (620, 4040894), (682, 3673540), (710, 3528668), (715, 3503992), (781, 3207880), (796, 3147430), (806, 3108380), (923, 2714360), (995, 2517944), (1144, 2189995), (1240, 2020447), (1364, 1836770), (1420, 1764334), (1430, 1751996), (1562, 1603940), (1592, 1573715), (1612, 1554190), (1705, 1469416), (1846, 1357180), (1990, 1258972), (2015, 1243352), (2189, 1144520), (2201, 1138280), (2587, 968440), (2728, 918385), (2840, 882167), (2860, 875998), (3124, 801970), (3224, 777095), (3410, 734708), (3692, 678590), (3905, 641576), (3980, 629486), (4030, 621676), (4378, 572260), (4402, 569140), (4433, 565160), (4615, 542872), (5174, 484220), (5720, 437999), (6169, 406120), (6248, 400985), (6820, 367354), (7384, 339295), (7810, 320788), (7960, 314743), (8060, 310838), (8756, 286130), (8804, 284570), (8866, 282580), (9230, 271436), (10153, 246760), (10348, 242110), (10945, 228904), (11005, 227656), (12338, 203060), (12935, 193688), (13640, 183677), (14129, 177320), (15620, 160394), (16120, 155419), (17512, 143065), (17608, 142285), (17732, 141290), (18460, 135718), (20306, 123380), (20696, 121055), (21890, 114452), (22010, 113828), (22165, 113032), (24211, 103480), (24676, 101530), (25870, 96844), (28258, 88660), (28457, 88040), (28613, 87560), (30845, 81224), (31240, 80197), (35464, 70645), (36920, 67859), (40612, 61690), (43780, 57226), (44020, 56914), (44330, 56516), (48422, 51740), (49352, 50765)]