206566920

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{81971}}^1$

素因数の和:81995

約数の個数: 96

約数和(自身を含む): 767257920

約数和(自身を除く): 560691000

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 56, 60, 63, 70, 72, 84, 90, 105, 120, 126, 140, 168, 180, 210, 252, 280, 315, 360, 420, 504, 630, 840, 1260, 2520, 81971, 163942, 245913, 327884, 409855, 491826, 573797, 655768, 737739, 819710, 983652, 1147594, 1229565, 1475478, 1639420, 1721391, 1967304, 2295188, 2459130, 2868985, 2950956, 3278840, 3442782, 3688695, 4590376, 4918260, 5164173, 5737970, 5901912, 6885564, 7377390, 8606955, 9836520, 10328346, 11475940, 13771128, 14754780, 17213910, 20656692, 22951880, 25820865, 29509560, 34427820, 41313384, 51641730, 68855640, 103283460, 206566920]

約数ペア:

[(1, 206566920), (2, 103283460), (3, 68855640), (4, 51641730), (5, 41313384), (6, 34427820), (7, 29509560), (8, 25820865), (9, 22951880), (10, 20656692), (12, 17213910), (14, 14754780), (15, 13771128), (18, 11475940), (20, 10328346), (21, 9836520), (24, 8606955), (28, 7377390), (30, 6885564), (35, 5901912), (36, 5737970), (40, 5164173), (42, 4918260), (45, 4590376), (56, 3688695), (60, 3442782), (63, 3278840), (70, 2950956), (72, 2868985), (84, 2459130), (90, 2295188), (105, 1967304), (120, 1721391), (126, 1639420), (140, 1475478), (168, 1229565), (180, 1147594), (210, 983652), (252, 819710), (280, 737739), (315, 655768), (360, 573797), (420, 491826), (504, 409855), (630, 327884), (840, 245913), (1260, 163942), (2520, 81971)]