140751720

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{191}}^1$

素因数の和:320

約数の個数: 192

約数和(自身を含む): 485222400

約数和(自身を除く): 344470680

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 23, 24, 30, 36, 40, 45, 46, 60, 69, 72, 89, 90, 92, 115, 120, 138, 178, 180, 184, 191, 207, 230, 267, 276, 345, 356, 360, 382, 414, 445, 460, 534, 552, 573, 690, 712, 764, 801, 828, 890, 920, 955, 1035, 1068, 1146, 1335, 1380, 1528, 1602, 1656, 1719, 1780, 1910, 2047, 2070, 2136, 2292, 2670, 2760, 2865, 3204, 3438, 3560, 3820, 4005, 4094, 4140, 4393, 4584, 5340, 5730, 6141, 6408, 6876, 7640, 8010, 8188, 8280, 8595, 8786, 10235, 10680, 11460, 12282, 13179, 13752, 16020, 16376, 16999, 17190, 17572, 18423, 20470, 21965, 22920, 24564, 26358, 30705, 32040, 33998, 34380, 35144, 36846, 39537, 40940, 43930, 49128, 50997, 52716, 61410, 65895, 67996, 68760, 73692, 79074, 81880, 84995, 87860, 92115, 101994, 105432, 122820, 131790, 135992, 147384, 152991, 158148, 169990, 175720, 184230, 197685, 203988, 245640, 254985, 263580, 305982, 316296, 339980, 368460, 390977, 395370, 407976, 509970, 527160, 611964, 679960, 736920, 764955, 781954, 790740, 1019940, 1172931, 1223928, 1529910, 1563908, 1581480, 1954885, 2039880, 2345862, 3059820, 3127816, 3518793, 3909770, 4691724, 5864655, 6119640, 7037586, 7819540, 9383448, 11729310, 14075172, 15639080, 17593965, 23458620, 28150344, 35187930, 46917240, 70375860, 140751720]

約数ペア:

[(1, 140751720), (2, 70375860), (3, 46917240), (4, 35187930), (5, 28150344), (6, 23458620), (8, 17593965), (9, 15639080), (10, 14075172), (12, 11729310), (15, 9383448), (18, 7819540), (20, 7037586), (23, 6119640), (24, 5864655), (30, 4691724), (36, 3909770), (40, 3518793), (45, 3127816), (46, 3059820), (60, 2345862), (69, 2039880), (72, 1954885), (89, 1581480), (90, 1563908), (92, 1529910), (115, 1223928), (120, 1172931), (138, 1019940), (178, 790740), (180, 781954), (184, 764955), (191, 736920), (207, 679960), (230, 611964), (267, 527160), (276, 509970), (345, 407976), (356, 395370), (360, 390977), (382, 368460), (414, 339980), (445, 316296), (460, 305982), (534, 263580), (552, 254985), (573, 245640), (690, 203988), (712, 197685), (764, 184230), (801, 175720), (828, 169990), (890, 158148), (920, 152991), (955, 147384), (1035, 135992), (1068, 131790), (1146, 122820), (1335, 105432), (1380, 101994), (1528, 92115), (1602, 87860), (1656, 84995), (1719, 81880), (1780, 79074), (1910, 73692), (2047, 68760), (2070, 67996), (2136, 65895), (2292, 61410), (2670, 52716), (2760, 50997), (2865, 49128), (3204, 43930), (3438, 40940), (3560, 39537), (3820, 36846), (4005, 35144), (4094, 34380), (4140, 33998), (4393, 32040), (4584, 30705), (5340, 26358), (5730, 24564), (6141, 22920), (6408, 21965), (6876, 20470), (7640, 18423), (8010, 17572), (8188, 17190), (8280, 16999), (8595, 16376), (8786, 16020), (10235, 13752), (10680, 13179), (11460, 12282)]