201439440

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{179}}^1\times {\mathrm{521}}^1$

素因数の和:722

約数の個数: 160

約数和(自身を含む): 699062400

約数和(自身を除く): 497622960

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 90, 108, 120, 135, 144, 179, 180, 216, 240, 270, 358, 360, 432, 521, 537, 540, 716, 720, 895, 1042, 1074, 1080, 1432, 1563, 1611, 1790, 2084, 2148, 2160, 2605, 2685, 2864, 3126, 3222, 3580, 4168, 4296, 4689, 4833, 5210, 5370, 6252, 6444, 7160, 7815, 8055, 8336, 8592, 9378, 9666, 10420, 10740, 12504, 12888, 14067, 14320, 15630, 16110, 18756, 19332, 20840, 21480, 23445, 24165, 25008, 25776, 28134, 31260, 32220, 37512, 38664, 41680, 42960, 46890, 48330, 56268, 62520, 64440, 70335, 75024, 77328, 93259, 93780, 96660, 112536, 125040, 128880, 140670, 186518, 187560, 193320, 225072, 279777, 281340, 373036, 375120, 386640, 466295, 559554, 562680, 746072, 839331, 932590, 1119108, 1125360, 1398885, 1492144, 1678662, 1865180, 2238216, 2517993, 2797770, 3357324, 3730360, 4196655, 4476432, 5035986, 5595540, 6714648, 7460720, 8393310, 10071972, 11191080, 12589965, 13429296, 16786620, 20143944, 22382160, 25179930, 33573240, 40287888, 50359860, 67146480, 100719720, 201439440]

約数ペア:

[(1, 201439440), (2, 100719720), (3, 67146480), (4, 50359860), (5, 40287888), (6, 33573240), (8, 25179930), (9, 22382160), (10, 20143944), (12, 16786620), (15, 13429296), (16, 12589965), (18, 11191080), (20, 10071972), (24, 8393310), (27, 7460720), (30, 6714648), (36, 5595540), (40, 5035986), (45, 4476432), (48, 4196655), (54, 3730360), (60, 3357324), (72, 2797770), (80, 2517993), (90, 2238216), (108, 1865180), (120, 1678662), (135, 1492144), (144, 1398885), (179, 1125360), (180, 1119108), (216, 932590), (240, 839331), (270, 746072), (358, 562680), (360, 559554), (432, 466295), (521, 386640), (537, 375120), (540, 373036), (716, 281340), (720, 279777), (895, 225072), (1042, 193320), (1074, 187560), (1080, 186518), (1432, 140670), (1563, 128880), (1611, 125040), (1790, 112536), (2084, 96660), (2148, 93780), (2160, 93259), (2605, 77328), (2685, 75024), (2864, 70335), (3126, 64440), (3222, 62520), (3580, 56268), (4168, 48330), (4296, 46890), (4689, 42960), (4833, 41680), (5210, 38664), (5370, 37512), (6252, 32220), (6444, 31260), (7160, 28134), (7815, 25776), (8055, 25008), (8336, 24165), (8592, 23445), (9378, 21480), (9666, 20840), (10420, 19332), (10740, 18756), (12504, 16110), (12888, 15630), (14067, 14320)]