551299500

素因数分解:

$2^2\times 3^3\times 5^3\times {\mathrm{97}}^1\times {\mathrm{421}}^1$

素因数の和:546

約数の個数: 192

約数和(自身を含む): 1806430080

約数和(自身を除く): 1255130580

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 27, 30, 36, 45, 50, 54, 60, 75, 90, 97, 100, 108, 125, 135, 150, 180, 194, 225, 250, 270, 291, 300, 375, 388, 421, 450, 485, 500, 540, 582, 675, 750, 842, 873, 900, 970, 1125, 1164, 1263, 1350, 1455, 1500, 1684, 1746, 1940, 2105, 2250, 2425, 2526, 2619, 2700, 2910, 3375, 3492, 3789, 4210, 4365, 4500, 4850, 5052, 5238, 5820, 6315, 6750, 7275, 7578, 8420, 8730, 9700, 10476, 10525, 11367, 12125, 12630, 13095, 13500, 14550, 15156, 17460, 18945, 21050, 21825, 22734, 24250, 25260, 26190, 29100, 31575, 36375, 37890, 40837, 42100, 43650, 45468, 48500, 52380, 52625, 56835, 63150, 65475, 72750, 75780, 81674, 87300, 94725, 105250, 109125, 113670, 122511, 126300, 130950, 145500, 157875, 163348, 189450, 204185, 210500, 218250, 227340, 245022, 261900, 284175, 315750, 327375, 367533, 378900, 408370, 436500, 473625, 490044, 568350, 612555, 631500, 654750, 735066, 816740, 947250, 1020925, 1102599, 1136700, 1225110, 1309500, 1420875, 1470132, 1837665, 1894500, 2041850, 2205198, 2450220, 2841750, 3062775, 3675330, 4083700, 4410396, 5104625, 5512995, 5683500, 6125550, 7350660, 9188325, 10209250, 11025990, 12251100, 15313875, 18376650, 20418500, 22051980, 27564975, 30627750, 36753300, 45941625, 55129950, 61255500, 91883250, 110259900, 137824875, 183766500, 275649750, 551299500]

約数ペア:

[(1, 551299500), (2, 275649750), (3, 183766500), (4, 137824875), (5, 110259900), (6, 91883250), (9, 61255500), (10, 55129950), (12, 45941625), (15, 36753300), (18, 30627750), (20, 27564975), (25, 22051980), (27, 20418500), (30, 18376650), (36, 15313875), (45, 12251100), (50, 11025990), (54, 10209250), (60, 9188325), (75, 7350660), (90, 6125550), (97, 5683500), (100, 5512995), (108, 5104625), (125, 4410396), (135, 4083700), (150, 3675330), (180, 3062775), (194, 2841750), (225, 2450220), (250, 2205198), (270, 2041850), (291, 1894500), (300, 1837665), (375, 1470132), (388, 1420875), (421, 1309500), (450, 1225110), (485, 1136700), (500, 1102599), (540, 1020925), (582, 947250), (675, 816740), (750, 735066), (842, 654750), (873, 631500), (900, 612555), (970, 568350), (1125, 490044), (1164, 473625), (1263, 436500), (1350, 408370), (1455, 378900), (1500, 367533), (1684, 327375), (1746, 315750), (1940, 284175), (2105, 261900), (2250, 245022), (2425, 227340), (2526, 218250), (2619, 210500), (2700, 204185), (2910, 189450), (3375, 163348), (3492, 157875), (3789, 145500), (4210, 130950), (4365, 126300), (4500, 122511), (4850, 113670), (5052, 109125), (5238, 105250), (5820, 94725), (6315, 87300), (6750, 81674), (7275, 75780), (7578, 72750), (8420, 65475), (8730, 63150), (9700, 56835), (10476, 52625), (10525, 52380), (11367, 48500), (12125, 45468), (12630, 43650), (13095, 42100), (13500, 40837), (14550, 37890), (15156, 36375), (17460, 31575), (18945, 29100), (21050, 26190), (21825, 25260), (22734, 24250)]