27995760

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{997}}^1$

素因数の和:1032

約数の個数: 160

約数和(自身を含む): 103951680

約数和(自身を除く): 75955920

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 27, 30, 36, 39, 40, 45, 48, 52, 54, 60, 65, 72, 78, 80, 90, 104, 108, 117, 120, 130, 135, 144, 156, 180, 195, 208, 216, 234, 240, 260, 270, 312, 351, 360, 390, 432, 468, 520, 540, 585, 624, 702, 720, 780, 936, 997, 1040, 1080, 1170, 1404, 1560, 1755, 1872, 1994, 2160, 2340, 2808, 2991, 3120, 3510, 3988, 4680, 4985, 5616, 5982, 7020, 7976, 8973, 9360, 9970, 11964, 12961, 14040, 14955, 15952, 17946, 19940, 23928, 25922, 26919, 28080, 29910, 35892, 38883, 39880, 44865, 47856, 51844, 53838, 59820, 64805, 71784, 77766, 79760, 89730, 103688, 107676, 116649, 119640, 129610, 134595, 143568, 155532, 179460, 194415, 207376, 215352, 233298, 239280, 259220, 269190, 311064, 349947, 358920, 388830, 430704, 466596, 518440, 538380, 583245, 622128, 699894, 717840, 777660, 933192, 1036880, 1076760, 1166490, 1399788, 1555320, 1749735, 1866384, 2153520, 2332980, 2799576, 3110640, 3499470, 4665960, 5599152, 6998940, 9331920, 13997880, 27995760]

約数ペア:

[(1, 27995760), (2, 13997880), (3, 9331920), (4, 6998940), (5, 5599152), (6, 4665960), (8, 3499470), (9, 3110640), (10, 2799576), (12, 2332980), (13, 2153520), (15, 1866384), (16, 1749735), (18, 1555320), (20, 1399788), (24, 1166490), (26, 1076760), (27, 1036880), (30, 933192), (36, 777660), (39, 717840), (40, 699894), (45, 622128), (48, 583245), (52, 538380), (54, 518440), (60, 466596), (65, 430704), (72, 388830), (78, 358920), (80, 349947), (90, 311064), (104, 269190), (108, 259220), (117, 239280), (120, 233298), (130, 215352), (135, 207376), (144, 194415), (156, 179460), (180, 155532), (195, 143568), (208, 134595), (216, 129610), (234, 119640), (240, 116649), (260, 107676), (270, 103688), (312, 89730), (351, 79760), (360, 77766), (390, 71784), (432, 64805), (468, 59820), (520, 53838), (540, 51844), (585, 47856), (624, 44865), (702, 39880), (720, 38883), (780, 35892), (936, 29910), (997, 28080), (1040, 26919), (1080, 25922), (1170, 23928), (1404, 19940), (1560, 17946), (1755, 15952), (1872, 14955), (1994, 14040), (2160, 12961), (2340, 11964), (2808, 9970), (2991, 9360), (3120, 8973), (3510, 7976), (3988, 7020), (4680, 5982), (4985, 5616)]