217554120

素因数分解:

$2^3\times 3^3\times 5^1\times 7^2\times {\mathrm{4111}}^1$

素因数の和:4145

約数の個数: 192

約数和(自身を含む): 843782400

約数和(自身を除く): 626228280

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 49, 54, 56, 60, 63, 70, 72, 84, 90, 98, 105, 108, 120, 126, 135, 140, 147, 168, 180, 189, 196, 210, 216, 245, 252, 270, 280, 294, 315, 360, 378, 392, 420, 441, 490, 504, 540, 588, 630, 735, 756, 840, 882, 945, 980, 1080, 1176, 1260, 1323, 1470, 1512, 1764, 1890, 1960, 2205, 2520, 2646, 2940, 3528, 3780, 4111, 4410, 5292, 5880, 6615, 7560, 8222, 8820, 10584, 12333, 13230, 16444, 17640, 20555, 24666, 26460, 28777, 32888, 36999, 41110, 49332, 52920, 57554, 61665, 73998, 82220, 86331, 98664, 110997, 115108, 123330, 143885, 147996, 164440, 172662, 184995, 201439, 221994, 230216, 246660, 258993, 287770, 295992, 345324, 369990, 402878, 431655, 443988, 493320, 517986, 554985, 575540, 604317, 690648, 739980, 776979, 805756, 863310, 887976, 1007195, 1035972, 1109970, 1151080, 1208634, 1294965, 1479960, 1553958, 1611512, 1726620, 1812951, 2014390, 2071944, 2219940, 2417268, 2589930, 3021585, 3107916, 3453240, 3625902, 3884895, 4028780, 4439880, 4834536, 5179860, 5438853, 6043170, 6215832, 7251804, 7769790, 8057560, 9064755, 10359720, 10877706, 12086340, 14503608, 15539580, 18129510, 21755412, 24172680, 27194265, 31079160, 36259020, 43510824, 54388530, 72518040, 108777060, 217554120]

約数ペア:

[(1, 217554120), (2, 108777060), (3, 72518040), (4, 54388530), (5, 43510824), (6, 36259020), (7, 31079160), (8, 27194265), (9, 24172680), (10, 21755412), (12, 18129510), (14, 15539580), (15, 14503608), (18, 12086340), (20, 10877706), (21, 10359720), (24, 9064755), (27, 8057560), (28, 7769790), (30, 7251804), (35, 6215832), (36, 6043170), (40, 5438853), (42, 5179860), (45, 4834536), (49, 4439880), (54, 4028780), (56, 3884895), (60, 3625902), (63, 3453240), (70, 3107916), (72, 3021585), (84, 2589930), (90, 2417268), (98, 2219940), (105, 2071944), (108, 2014390), (120, 1812951), (126, 1726620), (135, 1611512), (140, 1553958), (147, 1479960), (168, 1294965), (180, 1208634), (189, 1151080), (196, 1109970), (210, 1035972), (216, 1007195), (245, 887976), (252, 863310), (270, 805756), (280, 776979), (294, 739980), (315, 690648), (360, 604317), (378, 575540), (392, 554985), (420, 517986), (441, 493320), (490, 443988), (504, 431655), (540, 402878), (588, 369990), (630, 345324), (735, 295992), (756, 287770), (840, 258993), (882, 246660), (945, 230216), (980, 221994), (1080, 201439), (1176, 184995), (1260, 172662), (1323, 164440), (1470, 147996), (1512, 143885), (1764, 123330), (1890, 115108), (1960, 110997), (2205, 98664), (2520, 86331), (2646, 82220), (2940, 73998), (3528, 61665), (3780, 57554), (4111, 52920), (4410, 49332), (5292, 41110), (5880, 36999), (6615, 32888), (7560, 28777), (8222, 26460), (8820, 24666), (10584, 20555), (12333, 17640), (13230, 16444)]