128622780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{263}}^1$

素因数の和:321

約数の個数: 288

約数和(自身を含む): 484323840

約数和(自身を除く): 355701060

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 13, 15, 18, 19, 20, 22, 26, 30, 33, 36, 38, 39, 44, 45, 52, 55, 57, 60, 65, 66, 76, 78, 90, 95, 99, 110, 114, 117, 130, 132, 143, 156, 165, 171, 180, 190, 195, 198, 209, 220, 228, 234, 247, 260, 263, 285, 286, 330, 342, 380, 390, 396, 418, 429, 468, 494, 495, 526, 570, 572, 585, 627, 660, 684, 715, 741, 780, 789, 836, 855, 858, 988, 990, 1045, 1052, 1140, 1170, 1235, 1254, 1287, 1315, 1430, 1482, 1578, 1710, 1716, 1881, 1980, 2090, 2145, 2223, 2340, 2367, 2470, 2508, 2574, 2630, 2717, 2860, 2893, 2964, 3135, 3156, 3419, 3420, 3705, 3762, 3945, 4180, 4290, 4446, 4734, 4940, 4997, 5148, 5260, 5434, 5786, 6270, 6435, 6838, 7410, 7524, 7890, 8151, 8580, 8679, 8892, 9405, 9468, 9994, 10257, 10868, 11115, 11572, 11835, 12540, 12870, 13585, 13676, 14465, 14820, 14991, 15780, 16302, 17095, 17358, 18810, 19988, 20514, 22230, 23670, 24453, 24985, 25740, 26037, 27170, 28930, 29982, 30771, 32604, 34190, 34716, 37609, 37620, 40755, 41028, 43395, 44460, 44973, 47340, 48906, 49970, 51285, 52074, 54340, 54967, 57860, 59964, 61542, 64961, 68380, 74955, 75218, 81510, 86790, 89946, 97812, 99940, 102570, 104148, 109934, 112827, 122265, 123084, 129922, 130185, 149910, 150436, 153855, 163020, 164901, 173580, 179892, 188045, 194883, 205140, 219868, 224865, 225654, 244530, 259844, 260370, 274835, 299820, 307710, 324805, 329802, 338481, 376090, 389766, 449730, 451308, 489060, 494703, 520740, 549670, 564135, 584649, 615420, 649610, 659604, 676962, 714571, 752180, 779532, 824505, 899460, 974415, 989406, 1099340, 1128270, 1169298, 1299220, 1353924, 1429142, 1649010, 1692405, 1948830, 1978812, 2143713, 2256540, 2338596, 2473515, 2858284, 2923245, 3298020, 3384810, 3572855, 3897660, 4287426, 4947030, 5846490, 6431139, 6769620, 7145710, 8574852, 9894060, 10718565, 11692980, 12862278, 14291420, 21437130, 25724556, 32155695, 42874260, 64311390, 128622780]

約数ペア:

[(1, 128622780), (2, 64311390), (3, 42874260), (4, 32155695), (5, 25724556), (6, 21437130), (9, 14291420), (10, 12862278), (11, 11692980), (12, 10718565), (13, 9894060), (15, 8574852), (18, 7145710), (19, 6769620), (20, 6431139), (22, 5846490), (26, 4947030), (30, 4287426), (33, 3897660), (36, 3572855), (38, 3384810), (39, 3298020), (44, 2923245), (45, 2858284), (52, 2473515), (55, 2338596), (57, 2256540), (60, 2143713), (65, 1978812), (66, 1948830), (76, 1692405), (78, 1649010), (90, 1429142), (95, 1353924), (99, 1299220), (110, 1169298), (114, 1128270), (117, 1099340), (130, 989406), (132, 974415), (143, 899460), (156, 824505), (165, 779532), (171, 752180), (180, 714571), (190, 676962), (195, 659604), (198, 649610), (209, 615420), (220, 584649), (228, 564135), (234, 549670), (247, 520740), (260, 494703), (263, 489060), (285, 451308), (286, 449730), (330, 389766), (342, 376090), (380, 338481), (390, 329802), (396, 324805), (418, 307710), (429, 299820), (468, 274835), (494, 260370), (495, 259844), (526, 244530), (570, 225654), (572, 224865), (585, 219868), (627, 205140), (660, 194883), (684, 188045), (715, 179892), (741, 173580), (780, 164901), (789, 163020), (836, 153855), (855, 150436), (858, 149910), (988, 130185), (990, 129922), (1045, 123084), (1052, 122265), (1140, 112827), (1170, 109934), (1235, 104148), (1254, 102570), (1287, 99940), (1315, 97812), (1430, 89946), (1482, 86790), (1578, 81510), (1710, 75218), (1716, 74955), (1881, 68380), (1980, 64961), (2090, 61542), (2145, 59964), (2223, 57860), (2340, 54967), (2367, 54340), (2470, 52074), (2508, 51285), (2574, 49970), (2630, 48906), (2717, 47340), (2860, 44973), (2893, 44460), (2964, 43395), (3135, 41028), (3156, 40755), (3419, 37620), (3420, 37609), (3705, 34716), (3762, 34190), (3945, 32604), (4180, 30771), (4290, 29982), (4446, 28930), (4734, 27170), (4940, 26037), (4997, 25740), (5148, 24985), (5260, 24453), (5434, 23670), (5786, 22230), (6270, 20514), (6435, 19988), (6838, 18810), (7410, 17358), (7524, 17095), (7890, 16302), (8151, 15780), (8580, 14991), (8679, 14820), (8892, 14465), (9405, 13676), (9468, 13585), (9994, 12870), (10257, 12540), (10868, 11835), (11115, 11572)]