39937920

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1$

素因数の和:125

約数の個数: 256

約数和(自身を含む): 145704960

約数和(自身を除く): 105767040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 31, 32, 33, 40, 44, 48, 55, 60, 61, 62, 64, 66, 80, 88, 93, 96, 110, 120, 122, 124, 128, 132, 155, 160, 165, 176, 183, 186, 192, 220, 240, 244, 248, 264, 305, 310, 320, 330, 341, 352, 366, 372, 384, 440, 465, 480, 488, 496, 528, 610, 620, 640, 660, 671, 682, 704, 732, 744, 880, 915, 930, 960, 976, 992, 1023, 1056, 1220, 1240, 1320, 1342, 1364, 1408, 1464, 1488, 1705, 1760, 1830, 1860, 1891, 1920, 1952, 1984, 2013, 2046, 2112, 2440, 2480, 2640, 2684, 2728, 2928, 2976, 3355, 3410, 3520, 3660, 3720, 3782, 3904, 3968, 4026, 4092, 4224, 4880, 4960, 5115, 5280, 5368, 5456, 5673, 5856, 5952, 6710, 6820, 7040, 7320, 7440, 7564, 7808, 8052, 8184, 9455, 9760, 9920, 10065, 10230, 10560, 10736, 10912, 11346, 11712, 11904, 13420, 13640, 14640, 14880, 15128, 16104, 16368, 18910, 19520, 19840, 20130, 20460, 20801, 21120, 21472, 21824, 22692, 23424, 26840, 27280, 28365, 29280, 29760, 30256, 32208, 32736, 37820, 39040, 40260, 40920, 41602, 42944, 43648, 45384, 53680, 54560, 56730, 58560, 59520, 60512, 62403, 64416, 65472, 75640, 80520, 81840, 83204, 85888, 90768, 104005, 107360, 109120, 113460, 117120, 121024, 124806, 128832, 130944, 151280, 161040, 163680, 166408, 181536, 208010, 214720, 218240, 226920, 242048, 249612, 257664, 302560, 312015, 322080, 327360, 332816, 363072, 416020, 429440, 453840, 499224, 605120, 624030, 644160, 654720, 665632, 726144, 832040, 907680, 998448, 1210240, 1248060, 1288320, 1331264, 1664080, 1815360, 1996896, 2496120, 2662528, 3328160, 3630720, 3993792, 4992240, 6656320, 7987584, 9984480, 13312640, 19968960, 39937920]

約数ペア:

[(1, 39937920), (2, 19968960), (3, 13312640), (4, 9984480), (5, 7987584), (6, 6656320), (8, 4992240), (10, 3993792), (11, 3630720), (12, 3328160), (15, 2662528), (16, 2496120), (20, 1996896), (22, 1815360), (24, 1664080), (30, 1331264), (31, 1288320), (32, 1248060), (33, 1210240), (40, 998448), (44, 907680), (48, 832040), (55, 726144), (60, 665632), (61, 654720), (62, 644160), (64, 624030), (66, 605120), (80, 499224), (88, 453840), (93, 429440), (96, 416020), (110, 363072), (120, 332816), (122, 327360), (124, 322080), (128, 312015), (132, 302560), (155, 257664), (160, 249612), (165, 242048), (176, 226920), (183, 218240), (186, 214720), (192, 208010), (220, 181536), (240, 166408), (244, 163680), (248, 161040), (264, 151280), (305, 130944), (310, 128832), (320, 124806), (330, 121024), (341, 117120), (352, 113460), (366, 109120), (372, 107360), (384, 104005), (440, 90768), (465, 85888), (480, 83204), (488, 81840), (496, 80520), (528, 75640), (610, 65472), (620, 64416), (640, 62403), (660, 60512), (671, 59520), (682, 58560), (704, 56730), (732, 54560), (744, 53680), (880, 45384), (915, 43648), (930, 42944), (960, 41602), (976, 40920), (992, 40260), (1023, 39040), (1056, 37820), (1220, 32736), (1240, 32208), (1320, 30256), (1342, 29760), (1364, 29280), (1408, 28365), (1464, 27280), (1488, 26840), (1705, 23424), (1760, 22692), (1830, 21824), (1860, 21472), (1891, 21120), (1920, 20801), (1952, 20460), (1984, 20130), (2013, 19840), (2046, 19520), (2112, 18910), (2440, 16368), (2480, 16104), (2640, 15128), (2684, 14880), (2728, 14640), (2928, 13640), (2976, 13420), (3355, 11904), (3410, 11712), (3520, 11346), (3660, 10912), (3720, 10736), (3782, 10560), (3904, 10230), (3968, 10065), (4026, 9920), (4092, 9760), (4224, 9455), (4880, 8184), (4960, 8052), (5115, 7808), (5280, 7564), (5368, 7440), (5456, 7320), (5673, 7040), (5856, 6820), (5952, 6710)]