639806825880

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{1303}}^1\times {\mathrm{80233}}^1$

素因数の和:81570

約数の個数: 192

約数和(自身を含む): 2203405364160

約数和(自身を除く): 1563598538280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 17, 18, 20, 24, 30, 34, 36, 40, 45, 51, 60, 68, 72, 85, 90, 102, 120, 136, 153, 170, 180, 204, 255, 306, 340, 360, 408, 510, 612, 680, 765, 1020, 1224, 1303, 1530, 2040, 2606, 3060, 3909, 5212, 6120, 6515, 7818, 10424, 11727, 13030, 15636, 19545, 22151, 23454, 26060, 31272, 39090, 44302, 46908, 52120, 58635, 66453, 78180, 80233, 88604, 93816, 110755, 117270, 132906, 156360, 160466, 177208, 199359, 221510, 234540, 240699, 265812, 320932, 332265, 398718, 401165, 443020, 469080, 481398, 531624, 641864, 664530, 722097, 797436, 802330, 886040, 962796, 996795, 1203495, 1329060, 1363961, 1444194, 1594872, 1604660, 1925592, 1993590, 2406990, 2658120, 2727922, 2888388, 3209320, 3610485, 3987180, 4091883, 4813980, 5455844, 5776776, 6819805, 7220970, 7974360, 8183766, 9627960, 10911688, 12275649, 13639610, 14441940, 16367532, 20459415, 24551298, 27279220, 28883880, 32735064, 40918830, 49102596, 54558440, 61378245, 81837660, 98205192, 104543599, 122756490, 163675320, 209087198, 245512980, 313630797, 418174396, 491025960, 522717995, 627261594, 836348792, 940892391, 1045435990, 1254523188, 1568153985, 1777241183, 1881784782, 2090871980, 2509046376, 3136307970, 3554482366, 3763569564, 4181743960, 4704461955, 5331723549, 6272615940, 7108964732, 7527139128, 8886205915, 9408923910, 10663447098, 12545231880, 14217929464, 15995170647, 17772411830, 18817847820, 21326894196, 26658617745, 31990341294, 35544823660, 37635695640, 42653788392, 53317235490, 63980682588, 71089647320, 79975853235, 106634470980, 127961365176, 159951706470, 213268941960, 319903412940, 639806825880]

約数ペア:

[(1, 639806825880), (2, 319903412940), (3, 213268941960), (4, 159951706470), (5, 127961365176), (6, 106634470980), (8, 79975853235), (9, 71089647320), (10, 63980682588), (12, 53317235490), (15, 42653788392), (17, 37635695640), (18, 35544823660), (20, 31990341294), (24, 26658617745), (30, 21326894196), (34, 18817847820), (36, 17772411830), (40, 15995170647), (45, 14217929464), (51, 12545231880), (60, 10663447098), (68, 9408923910), (72, 8886205915), (85, 7527139128), (90, 7108964732), (102, 6272615940), (120, 5331723549), (136, 4704461955), (153, 4181743960), (170, 3763569564), (180, 3554482366), (204, 3136307970), (255, 2509046376), (306, 2090871980), (340, 1881784782), (360, 1777241183), (408, 1568153985), (510, 1254523188), (612, 1045435990), (680, 940892391), (765, 836348792), (1020, 627261594), (1224, 522717995), (1303, 491025960), (1530, 418174396), (2040, 313630797), (2606, 245512980), (3060, 209087198), (3909, 163675320), (5212, 122756490), (6120, 104543599), (6515, 98205192), (7818, 81837660), (10424, 61378245), (11727, 54558440), (13030, 49102596), (15636, 40918830), (19545, 32735064), (22151, 28883880), (23454, 27279220), (26060, 24551298), (31272, 20459415), (39090, 16367532), (44302, 14441940), (46908, 13639610), (52120, 12275649), (58635, 10911688), (66453, 9627960), (78180, 8183766), (80233, 7974360), (88604, 7220970), (93816, 6819805), (110755, 5776776), (117270, 5455844), (132906, 4813980), (156360, 4091883), (160466, 3987180), (177208, 3610485), (199359, 3209320), (221510, 2888388), (234540, 2727922), (240699, 2658120), (265812, 2406990), (320932, 1993590), (332265, 1925592), (398718, 1604660), (401165, 1594872), (443020, 1444194), (469080, 1363961), (481398, 1329060), (531624, 1203495), (641864, 996795), (664530, 962796), (722097, 886040), (797436, 802330)]