129129840

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{25621}}^1$

素因数の和:25647

約数の個数: 120

約数和(自身を含む): 495631968

約数和(自身を除く): 366502128

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 105, 112, 120, 126, 140, 144, 168, 180, 210, 240, 252, 280, 315, 336, 360, 420, 504, 560, 630, 720, 840, 1008, 1260, 1680, 2520, 5040, 25621, 51242, 76863, 102484, 128105, 153726, 179347, 204968, 230589, 256210, 307452, 358694, 384315, 409936, 461178, 512420, 538041, 614904, 717388, 768630, 896735, 922356, 1024840, 1076082, 1152945, 1229808, 1434776, 1537260, 1614123, 1793470, 1844712, 2049680, 2152164, 2305890, 2690205, 2869552, 3074520, 3228246, 3586940, 3689424, 4304328, 4611780, 5380410, 6149040, 6456492, 7173880, 8070615, 8608656, 9223560, 10760820, 12912984, 14347760, 16141230, 18447120, 21521640, 25825968, 32282460, 43043280, 64564920, 129129840]

約数ペア:

[(1, 129129840), (2, 64564920), (3, 43043280), (4, 32282460), (5, 25825968), (6, 21521640), (7, 18447120), (8, 16141230), (9, 14347760), (10, 12912984), (12, 10760820), (14, 9223560), (15, 8608656), (16, 8070615), (18, 7173880), (20, 6456492), (21, 6149040), (24, 5380410), (28, 4611780), (30, 4304328), (35, 3689424), (36, 3586940), (40, 3228246), (42, 3074520), (45, 2869552), (48, 2690205), (56, 2305890), (60, 2152164), (63, 2049680), (70, 1844712), (72, 1793470), (80, 1614123), (84, 1537260), (90, 1434776), (105, 1229808), (112, 1152945), (120, 1076082), (126, 1024840), (140, 922356), (144, 896735), (168, 768630), (180, 717388), (210, 614904), (240, 538041), (252, 512420), (280, 461178), (315, 409936), (336, 384315), (360, 358694), (420, 307452), (504, 256210), (560, 230589), (630, 204968), (720, 179347), (840, 153726), (1008, 128105), (1260, 102484), (1680, 76863), (2520, 51242), (5040, 25621)]