20255217120

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{7591}}^1$

素因数の和:7738

約数の個数: 288

約数和(自身を含む): 73868034240

約数和(自身を除く): 53612817120

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 20, 24, 30, 32, 34, 36, 40, 45, 48, 51, 60, 68, 72, 80, 85, 90, 96, 102, 109, 120, 136, 144, 153, 160, 170, 180, 204, 218, 240, 255, 272, 288, 306, 327, 340, 360, 408, 436, 480, 510, 544, 545, 612, 654, 680, 720, 765, 816, 872, 981, 1020, 1090, 1224, 1308, 1360, 1440, 1530, 1632, 1635, 1744, 1853, 1962, 2040, 2180, 2448, 2616, 2720, 3060, 3270, 3488, 3706, 3924, 4080, 4360, 4896, 4905, 5232, 5559, 6120, 6540, 7412, 7591, 7848, 8160, 8720, 9265, 9810, 10464, 11118, 12240, 13080, 14824, 15182, 15696, 16677, 17440, 18530, 19620, 22236, 22773, 24480, 26160, 27795, 29648, 30364, 31392, 33354, 37060, 37955, 39240, 44472, 45546, 52320, 55590, 59296, 60728, 66708, 68319, 74120, 75910, 78480, 83385, 88944, 91092, 111180, 113865, 121456, 129047, 133416, 136638, 148240, 151820, 156960, 166770, 177888, 182184, 222360, 227730, 242912, 258094, 266832, 273276, 296480, 303640, 333540, 341595, 364368, 387141, 444720, 455460, 516188, 533664, 546552, 607280, 645235, 667080, 683190, 728736, 774282, 827419, 889440, 910920, 1032376, 1093104, 1161423, 1214560, 1290470, 1334160, 1366380, 1548564, 1654838, 1821840, 1935705, 2064752, 2186208, 2322846, 2482257, 2580940, 2668320, 2732760, 3097128, 3309676, 3643680, 3871410, 4129504, 4137095, 4645692, 4964514, 5161880, 5465520, 5807115, 6194256, 6619352, 7446771, 7742820, 8274190, 9291384, 9929028, 10323760, 10931040, 11614230, 12388512, 12411285, 13238704, 14066123, 14893542, 15485640, 16548380, 18582768, 19858056, 20647520, 23228460, 24822570, 26477408, 28132246, 29787084, 30971280, 33096760, 37165536, 37233855, 39716112, 42198369, 46456920, 49645140, 56264492, 59574168, 61942560, 66193520, 70330615, 74467710, 79432224, 84396738, 92913840, 99290280, 112528984, 119148336, 126595107, 132387040, 140661230, 148935420, 168793476, 185827680, 198580560, 210991845, 225057968, 238296672, 253190214, 281322460, 297870840, 337586952, 397161120, 421983690, 450115936, 506380428, 562644920, 595741680, 632975535, 675173904, 843967380, 1012760856, 1125289840, 1191483360, 1265951070, 1350347808, 1687934760, 2025521712, 2250579680, 2531902140, 3375869520, 4051043424, 5063804280, 6751739040, 10127608560, 20255217120]

約数ペア:

[(1, 20255217120), (2, 10127608560), (3, 6751739040), (4, 5063804280), (5, 4051043424), (6, 3375869520), (8, 2531902140), (9, 2250579680), (10, 2025521712), (12, 1687934760), (15, 1350347808), (16, 1265951070), (17, 1191483360), (18, 1125289840), (20, 1012760856), (24, 843967380), (30, 675173904), (32, 632975535), (34, 595741680), (36, 562644920), (40, 506380428), (45, 450115936), (48, 421983690), (51, 397161120), (60, 337586952), (68, 297870840), (72, 281322460), (80, 253190214), (85, 238296672), (90, 225057968), (96, 210991845), (102, 198580560), (109, 185827680), (120, 168793476), (136, 148935420), (144, 140661230), (153, 132387040), (160, 126595107), (170, 119148336), (180, 112528984), (204, 99290280), (218, 92913840), (240, 84396738), (255, 79432224), (272, 74467710), (288, 70330615), (306, 66193520), (327, 61942560), (340, 59574168), (360, 56264492), (408, 49645140), (436, 46456920), (480, 42198369), (510, 39716112), (544, 37233855), (545, 37165536), (612, 33096760), (654, 30971280), (680, 29787084), (720, 28132246), (765, 26477408), (816, 24822570), (872, 23228460), (981, 20647520), (1020, 19858056), (1090, 18582768), (1224, 16548380), (1308, 15485640), (1360, 14893542), (1440, 14066123), (1530, 13238704), (1632, 12411285), (1635, 12388512), (1744, 11614230), (1853, 10931040), (1962, 10323760), (2040, 9929028), (2180, 9291384), (2448, 8274190), (2616, 7742820), (2720, 7446771), (3060, 6619352), (3270, 6194256), (3488, 5807115), (3706, 5465520), (3924, 5161880), (4080, 4964514), (4360, 4645692), (4896, 4137095), (4905, 4129504), (5232, 3871410), (5559, 3643680), (6120, 3309676), (6540, 3097128), (7412, 2732760), (7591, 2668320), (7848, 2580940), (8160, 2482257), (8720, 2322846), (9265, 2186208), (9810, 2064752), (10464, 1935705), (11118, 1821840), (12240, 1654838), (13080, 1548564), (14824, 1366380), (15182, 1334160), (15696, 1290470), (16677, 1214560), (17440, 1161423), (18530, 1093104), (19620, 1032376), (22236, 910920), (22773, 889440), (24480, 827419), (26160, 774282), (27795, 728736), (29648, 683190), (30364, 667080), (31392, 645235), (33354, 607280), (37060, 546552), (37955, 533664), (39240, 516188), (44472, 455460), (45546, 444720), (52320, 387141), (55590, 364368), (59296, 341595), (60728, 333540), (66708, 303640), (68319, 296480), (74120, 273276), (75910, 266832), (78480, 258094), (83385, 242912), (88944, 227730), (91092, 222360), (111180, 182184), (113865, 177888), (121456, 166770), (129047, 156960), (133416, 151820), (136638, 148240)]