2686401720

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{80239}}^1$

素因数の和:80290

約数の個数: 128

約数和(自身を含む): 9243648000

約数和(自身を除く): 6557246280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 31, 36, 40, 45, 54, 60, 62, 72, 90, 93, 108, 120, 124, 135, 155, 180, 186, 216, 248, 270, 279, 310, 360, 372, 465, 540, 558, 620, 744, 837, 930, 1080, 1116, 1240, 1395, 1674, 1860, 2232, 2790, 3348, 3720, 4185, 5580, 6696, 8370, 11160, 16740, 33480, 80239, 160478, 240717, 320956, 401195, 481434, 641912, 722151, 802390, 962868, 1203585, 1444302, 1604780, 1925736, 2166453, 2407170, 2487409, 2888604, 3209560, 3610755, 4332906, 4814340, 4974818, 5777208, 7221510, 7462227, 8665812, 9628680, 9949636, 10832265, 12437045, 14443020, 14924454, 17331624, 19899272, 21664530, 22386681, 24874090, 28886040, 29848908, 37311135, 43329060, 44773362, 49748180, 59697816, 67160043, 74622270, 86658120, 89546724, 99496360, 111933405, 134320086, 149244540, 179093448, 223866810, 268640172, 298489080, 335800215, 447733620, 537280344, 671600430, 895467240, 1343200860, 2686401720]

約数ペア:

[(1, 2686401720), (2, 1343200860), (3, 895467240), (4, 671600430), (5, 537280344), (6, 447733620), (8, 335800215), (9, 298489080), (10, 268640172), (12, 223866810), (15, 179093448), (18, 149244540), (20, 134320086), (24, 111933405), (27, 99496360), (30, 89546724), (31, 86658120), (36, 74622270), (40, 67160043), (45, 59697816), (54, 49748180), (60, 44773362), (62, 43329060), (72, 37311135), (90, 29848908), (93, 28886040), (108, 24874090), (120, 22386681), (124, 21664530), (135, 19899272), (155, 17331624), (180, 14924454), (186, 14443020), (216, 12437045), (248, 10832265), (270, 9949636), (279, 9628680), (310, 8665812), (360, 7462227), (372, 7221510), (465, 5777208), (540, 4974818), (558, 4814340), (620, 4332906), (744, 3610755), (837, 3209560), (930, 2888604), (1080, 2487409), (1116, 2407170), (1240, 2166453), (1395, 1925736), (1674, 1604780), (1860, 1444302), (2232, 1203585), (2790, 962868), (3348, 802390), (3720, 722151), (4185, 641912), (5580, 481434), (6696, 401195), (8370, 320956), (11160, 240717), (16740, 160478), (33480, 80239)]