27827280

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{991}}^1$

素因数の和:1026

約数の個数: 160

約数和(自身を含む): 103326720

約数和(自身を除く): 75499440

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, 991, 1040, 1080, 1170, 1404, 1560, 1755, 1872, 1982, 2160, 2340, 2808, 2973, 3120, 3510, 3964, 4680, 4955, 5616, 5946, 7020, 7928, 8919, 9360, 9910, 11892, 12883, 14040, 14865, 15856, 17838, 19820, 23784, 25766, 26757, 28080, 29730, 35676, 38649, 39640, 44595, 47568, 51532, 53514, 59460, 64415, 71352, 77298, 79280, 89190, 103064, 107028, 115947, 118920, 128830, 133785, 142704, 154596, 178380, 193245, 206128, 214056, 231894, 237840, 257660, 267570, 309192, 347841, 356760, 386490, 428112, 463788, 515320, 535140, 579735, 618384, 695682, 713520, 772980, 927576, 1030640, 1070280, 1159470, 1391364, 1545960, 1739205, 1855152, 2140560, 2318940, 2782728, 3091920, 3478410, 4637880, 5565456, 6956820, 9275760, 13913640, 27827280]

約数ペア:

[(1, 27827280), (2, 13913640), (3, 9275760), (4, 6956820), (5, 5565456), (6, 4637880), (8, 3478410), (9, 3091920), (10, 2782728), (12, 2318940), (13, 2140560), (15, 1855152), (16, 1739205), (18, 1545960), (20, 1391364), (24, 1159470), (26, 1070280), (27, 1030640), (30, 927576), (36, 772980), (39, 713520), (40, 695682), (45, 618384), (48, 579735), (52, 535140), (54, 515320), (60, 463788), (65, 428112), (72, 386490), (78, 356760), (80, 347841), (90, 309192), (104, 267570), (108, 257660), (117, 237840), (120, 231894), (130, 214056), (135, 206128), (144, 193245), (156, 178380), (180, 154596), (195, 142704), (208, 133785), (216, 128830), (234, 118920), (240, 115947), (260, 107028), (270, 103064), (312, 89190), (351, 79280), (360, 77298), (390, 71352), (432, 64415), (468, 59460), (520, 53514), (540, 51532), (585, 47568), (624, 44595), (702, 39640), (720, 38649), (780, 35676), (936, 29730), (991, 28080), (1040, 26757), (1080, 25766), (1170, 23784), (1404, 19820), (1560, 17838), (1755, 15856), (1872, 14865), (1982, 14040), (2160, 12883), (2340, 11892), (2808, 9910), (2973, 9360), (3120, 8919), (3510, 7928), (3964, 7020), (4680, 5946), (4955, 5616)]