80532540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{457}}^1$

素因数の和:572

約数の個数: 144

約数和(自身を含む): 270073440

約数和(自身を除く): 189540900

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 89, 90, 99, 110, 132, 165, 178, 180, 198, 220, 267, 330, 356, 396, 445, 457, 495, 534, 660, 801, 890, 914, 979, 990, 1068, 1335, 1371, 1602, 1780, 1828, 1958, 1980, 2285, 2670, 2742, 2937, 3204, 3916, 4005, 4113, 4570, 4895, 5027, 5340, 5484, 5874, 6855, 8010, 8226, 8811, 9140, 9790, 10054, 11748, 13710, 14685, 15081, 16020, 16452, 17622, 19580, 20108, 20565, 25135, 27420, 29370, 30162, 35244, 40673, 41130, 44055, 45243, 50270, 58740, 60324, 75405, 81346, 82260, 88110, 90486, 100540, 122019, 150810, 162692, 176220, 180972, 203365, 226215, 244038, 301620, 366057, 406730, 447403, 452430, 488076, 610095, 732114, 813460, 894806, 904860, 1220190, 1342209, 1464228, 1789612, 1830285, 2237015, 2440380, 2684418, 3660570, 4026627, 4474030, 5368836, 6711045, 7321140, 8053254, 8948060, 13422090, 16106508, 20133135, 26844180, 40266270, 80532540]

約数ペア:

[(1, 80532540), (2, 40266270), (3, 26844180), (4, 20133135), (5, 16106508), (6, 13422090), (9, 8948060), (10, 8053254), (11, 7321140), (12, 6711045), (15, 5368836), (18, 4474030), (20, 4026627), (22, 3660570), (30, 2684418), (33, 2440380), (36, 2237015), (44, 1830285), (45, 1789612), (55, 1464228), (60, 1342209), (66, 1220190), (89, 904860), (90, 894806), (99, 813460), (110, 732114), (132, 610095), (165, 488076), (178, 452430), (180, 447403), (198, 406730), (220, 366057), (267, 301620), (330, 244038), (356, 226215), (396, 203365), (445, 180972), (457, 176220), (495, 162692), (534, 150810), (660, 122019), (801, 100540), (890, 90486), (914, 88110), (979, 82260), (990, 81346), (1068, 75405), (1335, 60324), (1371, 58740), (1602, 50270), (1780, 45243), (1828, 44055), (1958, 41130), (1980, 40673), (2285, 35244), (2670, 30162), (2742, 29370), (2937, 27420), (3204, 25135), (3916, 20565), (4005, 20108), (4113, 19580), (4570, 17622), (4895, 16452), (5027, 16020), (5340, 15081), (5484, 14685), (5874, 13710), (6855, 11748), (8010, 10054), (8226, 9790), (8811, 9140)]