551900440

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{73}}^1$

素因数の和:202

約数の個数: 256

約数和(自身を含む): 1623121920

約数和(自身を除く): 1071221480

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 31, 35, 40, 52, 56, 62, 65, 67, 70, 73, 91, 104, 124, 130, 134, 140, 146, 155, 182, 217, 248, 260, 268, 280, 292, 310, 335, 364, 365, 403, 434, 455, 469, 511, 520, 536, 584, 620, 670, 728, 730, 806, 868, 871, 910, 938, 949, 1022, 1085, 1240, 1340, 1460, 1612, 1736, 1742, 1820, 1876, 1898, 2015, 2044, 2077, 2170, 2263, 2345, 2555, 2680, 2821, 2920, 3224, 3484, 3640, 3752, 3796, 4030, 4088, 4154, 4340, 4355, 4526, 4690, 4745, 4891, 5110, 5642, 6097, 6643, 6968, 7592, 8060, 8308, 8680, 8710, 9052, 9380, 9490, 9782, 10220, 10385, 11284, 11315, 12194, 13286, 14105, 14539, 15841, 16120, 16616, 17420, 18104, 18760, 18980, 19564, 20440, 20770, 22568, 22630, 24388, 24455, 26572, 27001, 28210, 29078, 29419, 30485, 31682, 33215, 34237, 34840, 37960, 39128, 41540, 45260, 48776, 48910, 53144, 54002, 56420, 58156, 58838, 60970, 63364, 63583, 66430, 68474, 72695, 79205, 83080, 90520, 97820, 108004, 112840, 116312, 117676, 121940, 126728, 127166, 132860, 135005, 136948, 145390, 147095, 151621, 158410, 171185, 189007, 195640, 205933, 216008, 235352, 243880, 254332, 265720, 270010, 273896, 290780, 294190, 303242, 316820, 317915, 342370, 378014, 411866, 445081, 508664, 540020, 581560, 588380, 606484, 633640, 635830, 684740, 756028, 758105, 823732, 890162, 945035, 1029665, 1061347, 1080040, 1176760, 1212968, 1271660, 1369480, 1512056, 1516210, 1647464, 1780324, 1890070, 1971073, 2059330, 2122694, 2225405, 2543320, 3032420, 3560648, 3780140, 3942146, 4118660, 4245388, 4450810, 5306735, 6064840, 7560280, 7884292, 8237320, 8490776, 8901620, 9855365, 10613470, 13797511, 15768584, 17803240, 19710730, 21226940, 27595022, 39421460, 42453880, 55190044, 68987555, 78842920, 110380088, 137975110, 275950220, 551900440]

約数ペア:

[(1, 551900440), (2, 275950220), (4, 137975110), (5, 110380088), (7, 78842920), (8, 68987555), (10, 55190044), (13, 42453880), (14, 39421460), (20, 27595022), (26, 21226940), (28, 19710730), (31, 17803240), (35, 15768584), (40, 13797511), (52, 10613470), (56, 9855365), (62, 8901620), (65, 8490776), (67, 8237320), (70, 7884292), (73, 7560280), (91, 6064840), (104, 5306735), (124, 4450810), (130, 4245388), (134, 4118660), (140, 3942146), (146, 3780140), (155, 3560648), (182, 3032420), (217, 2543320), (248, 2225405), (260, 2122694), (268, 2059330), (280, 1971073), (292, 1890070), (310, 1780324), (335, 1647464), (364, 1516210), (365, 1512056), (403, 1369480), (434, 1271660), (455, 1212968), (469, 1176760), (511, 1080040), (520, 1061347), (536, 1029665), (584, 945035), (620, 890162), (670, 823732), (728, 758105), (730, 756028), (806, 684740), (868, 635830), (871, 633640), (910, 606484), (938, 588380), (949, 581560), (1022, 540020), (1085, 508664), (1240, 445081), (1340, 411866), (1460, 378014), (1612, 342370), (1736, 317915), (1742, 316820), (1820, 303242), (1876, 294190), (1898, 290780), (2015, 273896), (2044, 270010), (2077, 265720), (2170, 254332), (2263, 243880), (2345, 235352), (2555, 216008), (2680, 205933), (2821, 195640), (2920, 189007), (3224, 171185), (3484, 158410), (3640, 151621), (3752, 147095), (3796, 145390), (4030, 136948), (4088, 135005), (4154, 132860), (4340, 127166), (4355, 126728), (4526, 121940), (4690, 117676), (4745, 116312), (4891, 112840), (5110, 108004), (5642, 97820), (6097, 90520), (6643, 83080), (6968, 79205), (7592, 72695), (8060, 68474), (8308, 66430), (8680, 63583), (8710, 63364), (9052, 60970), (9380, 58838), (9490, 58156), (9782, 56420), (10220, 54002), (10385, 53144), (11284, 48910), (11315, 48776), (12194, 45260), (13286, 41540), (14105, 39128), (14539, 37960), (15841, 34840), (16120, 34237), (16616, 33215), (17420, 31682), (18104, 30485), (18760, 29419), (18980, 29078), (19564, 28210), (20440, 27001), (20770, 26572), (22568, 24455), (22630, 24388)]