31484640

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{89}}^1$

素因数の和:185

約数の個数: 192

約数和(自身を含む): 111041280

約数和(自身を除く): 79556640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 32, 33, 40, 44, 48, 55, 60, 66, 67, 80, 88, 89, 96, 110, 120, 132, 134, 160, 165, 176, 178, 201, 220, 240, 264, 267, 268, 330, 335, 352, 356, 402, 440, 445, 480, 528, 534, 536, 660, 670, 712, 737, 804, 880, 890, 979, 1005, 1056, 1068, 1072, 1320, 1335, 1340, 1424, 1474, 1608, 1760, 1780, 1958, 2010, 2136, 2144, 2211, 2640, 2670, 2680, 2848, 2937, 2948, 3216, 3560, 3685, 3916, 4020, 4272, 4422, 4895, 5280, 5340, 5360, 5874, 5896, 5963, 6432, 7120, 7370, 7832, 8040, 8544, 8844, 9790, 10680, 10720, 11055, 11748, 11792, 11926, 14240, 14685, 14740, 15664, 16080, 17688, 17889, 19580, 21360, 22110, 23496, 23584, 23852, 29370, 29480, 29815, 31328, 32160, 35376, 35778, 39160, 42720, 44220, 46992, 47704, 58740, 58960, 59630, 65593, 70752, 71556, 78320, 88440, 89445, 93984, 95408, 117480, 117920, 119260, 131186, 143112, 156640, 176880, 178890, 190816, 196779, 234960, 238520, 262372, 286224, 327965, 353760, 357780, 393558, 469920, 477040, 524744, 572448, 655930, 715560, 787116, 954080, 983895, 1049488, 1311860, 1431120, 1574232, 1967790, 2098976, 2623720, 2862240, 3148464, 3935580, 5247440, 6296928, 7871160, 10494880, 15742320, 31484640]

約数ペア:

[(1, 31484640), (2, 15742320), (3, 10494880), (4, 7871160), (5, 6296928), (6, 5247440), (8, 3935580), (10, 3148464), (11, 2862240), (12, 2623720), (15, 2098976), (16, 1967790), (20, 1574232), (22, 1431120), (24, 1311860), (30, 1049488), (32, 983895), (33, 954080), (40, 787116), (44, 715560), (48, 655930), (55, 572448), (60, 524744), (66, 477040), (67, 469920), (80, 393558), (88, 357780), (89, 353760), (96, 327965), (110, 286224), (120, 262372), (132, 238520), (134, 234960), (160, 196779), (165, 190816), (176, 178890), (178, 176880), (201, 156640), (220, 143112), (240, 131186), (264, 119260), (267, 117920), (268, 117480), (330, 95408), (335, 93984), (352, 89445), (356, 88440), (402, 78320), (440, 71556), (445, 70752), (480, 65593), (528, 59630), (534, 58960), (536, 58740), (660, 47704), (670, 46992), (712, 44220), (737, 42720), (804, 39160), (880, 35778), (890, 35376), (979, 32160), (1005, 31328), (1056, 29815), (1068, 29480), (1072, 29370), (1320, 23852), (1335, 23584), (1340, 23496), (1424, 22110), (1474, 21360), (1608, 19580), (1760, 17889), (1780, 17688), (1958, 16080), (2010, 15664), (2136, 14740), (2144, 14685), (2211, 14240), (2640, 11926), (2670, 11792), (2680, 11748), (2848, 11055), (2937, 10720), (2948, 10680), (3216, 9790), (3560, 8844), (3685, 8544), (3916, 8040), (4020, 7832), (4272, 7370), (4422, 7120), (4895, 6432), (5280, 5963), (5340, 5896), (5360, 5874)]