128134440

素因数分解:

$2^3\times 3^3\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{997}}^1$

素因数の和:1041

約数の個数: 256

約数和(自身を含む): 517363200

約数和(自身を除く): 389228760

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 17, 18, 20, 21, 24, 27, 28, 30, 34, 35, 36, 40, 42, 45, 51, 54, 56, 60, 63, 68, 70, 72, 84, 85, 90, 102, 105, 108, 119, 120, 126, 135, 136, 140, 153, 168, 170, 180, 189, 204, 210, 216, 238, 252, 255, 270, 280, 306, 315, 340, 357, 360, 378, 408, 420, 459, 476, 504, 510, 540, 595, 612, 630, 680, 714, 756, 765, 840, 918, 945, 952, 997, 1020, 1071, 1080, 1190, 1224, 1260, 1428, 1512, 1530, 1785, 1836, 1890, 1994, 2040, 2142, 2295, 2380, 2520, 2856, 2991, 3060, 3213, 3570, 3672, 3780, 3988, 4284, 4590, 4760, 4985, 5355, 5982, 6120, 6426, 6979, 7140, 7560, 7976, 8568, 8973, 9180, 9970, 10710, 11964, 12852, 13958, 14280, 14955, 16065, 16949, 17946, 18360, 19940, 20937, 21420, 23928, 25704, 26919, 27916, 29910, 32130, 33898, 34895, 35892, 39880, 41874, 42840, 44865, 50847, 53838, 55832, 59820, 62811, 64260, 67796, 69790, 71784, 83748, 84745, 89730, 101694, 104685, 107676, 118643, 119640, 125622, 128520, 134595, 135592, 139580, 152541, 167496, 169490, 179460, 188433, 203388, 209370, 215352, 237286, 251244, 254235, 269190, 279160, 305082, 314055, 338980, 355929, 358920, 376866, 406776, 418740, 457623, 474572, 502488, 508470, 538380, 593215, 610164, 628110, 677960, 711858, 753732, 762705, 837480, 915246, 942165, 949144, 1016940, 1067787, 1076760, 1186430, 1220328, 1256220, 1423716, 1507464, 1525410, 1779645, 1830492, 1884330, 2033880, 2135574, 2288115, 2372860, 2512440, 2847432, 3050820, 3203361, 3559290, 3660984, 3768660, 4271148, 4576230, 4745720, 5338935, 6101640, 6406722, 7118580, 7537320, 8542296, 9152460, 10677870, 12813444, 14237160, 16016805, 18304920, 21355740, 25626888, 32033610, 42711480, 64067220, 128134440]

約数ペア:

[(1, 128134440), (2, 64067220), (3, 42711480), (4, 32033610), (5, 25626888), (6, 21355740), (7, 18304920), (8, 16016805), (9, 14237160), (10, 12813444), (12, 10677870), (14, 9152460), (15, 8542296), (17, 7537320), (18, 7118580), (20, 6406722), (21, 6101640), (24, 5338935), (27, 4745720), (28, 4576230), (30, 4271148), (34, 3768660), (35, 3660984), (36, 3559290), (40, 3203361), (42, 3050820), (45, 2847432), (51, 2512440), (54, 2372860), (56, 2288115), (60, 2135574), (63, 2033880), (68, 1884330), (70, 1830492), (72, 1779645), (84, 1525410), (85, 1507464), (90, 1423716), (102, 1256220), (105, 1220328), (108, 1186430), (119, 1076760), (120, 1067787), (126, 1016940), (135, 949144), (136, 942165), (140, 915246), (153, 837480), (168, 762705), (170, 753732), (180, 711858), (189, 677960), (204, 628110), (210, 610164), (216, 593215), (238, 538380), (252, 508470), (255, 502488), (270, 474572), (280, 457623), (306, 418740), (315, 406776), (340, 376866), (357, 358920), (360, 355929), (378, 338980), (408, 314055), (420, 305082), (459, 279160), (476, 269190), (504, 254235), (510, 251244), (540, 237286), (595, 215352), (612, 209370), (630, 203388), (680, 188433), (714, 179460), (756, 169490), (765, 167496), (840, 152541), (918, 139580), (945, 135592), (952, 134595), (997, 128520), (1020, 125622), (1071, 119640), (1080, 118643), (1190, 107676), (1224, 104685), (1260, 101694), (1428, 89730), (1512, 84745), (1530, 83748), (1785, 71784), (1836, 69790), (1890, 67796), (1994, 64260), (2040, 62811), (2142, 59820), (2295, 55832), (2380, 53838), (2520, 50847), (2856, 44865), (2991, 42840), (3060, 41874), (3213, 39880), (3570, 35892), (3672, 34895), (3780, 33898), (3988, 32130), (4284, 29910), (4590, 27916), (4760, 26919), (4985, 25704), (5355, 23928), (5982, 21420), (6120, 20937), (6426, 19940), (6979, 18360), (7140, 17946), (7560, 16949), (7976, 16065), (8568, 14955), (8973, 14280), (9180, 13958), (9970, 12852), (10710, 11964)]