216528480

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{21481}}^1$

素因数の和:21509

約数の個数: 144

約数和(自身を含む): 844500384

約数和(自身を除く): 627971904

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 140, 144, 160, 168, 180, 210, 224, 240, 252, 280, 288, 315, 336, 360, 420, 480, 504, 560, 630, 672, 720, 840, 1008, 1120, 1260, 1440, 1680, 2016, 2520, 3360, 5040, 10080, 21481, 42962, 64443, 85924, 107405, 128886, 150367, 171848, 193329, 214810, 257772, 300734, 322215, 343696, 386658, 429620, 451101, 515544, 601468, 644430, 687392, 751835, 773316, 859240, 902202, 966645, 1031088, 1202936, 1288860, 1353303, 1503670, 1546632, 1718480, 1804404, 1933290, 2062176, 2255505, 2405872, 2577720, 2706606, 3007340, 3093264, 3436960, 3608808, 3866580, 4511010, 4811744, 5155440, 5413212, 6014680, 6186528, 6766515, 7217616, 7733160, 9022020, 10310880, 10826424, 12029360, 13533030, 14435232, 15466320, 18044040, 21652848, 24058720, 27066060, 30932640, 36088080, 43305696, 54132120, 72176160, 108264240, 216528480]

約数ペア:

[(1, 216528480), (2, 108264240), (3, 72176160), (4, 54132120), (5, 43305696), (6, 36088080), (7, 30932640), (8, 27066060), (9, 24058720), (10, 21652848), (12, 18044040), (14, 15466320), (15, 14435232), (16, 13533030), (18, 12029360), (20, 10826424), (21, 10310880), (24, 9022020), (28, 7733160), (30, 7217616), (32, 6766515), (35, 6186528), (36, 6014680), (40, 5413212), (42, 5155440), (45, 4811744), (48, 4511010), (56, 3866580), (60, 3608808), (63, 3436960), (70, 3093264), (72, 3007340), (80, 2706606), (84, 2577720), (90, 2405872), (96, 2255505), (105, 2062176), (112, 1933290), (120, 1804404), (126, 1718480), (140, 1546632), (144, 1503670), (160, 1353303), (168, 1288860), (180, 1202936), (210, 1031088), (224, 966645), (240, 902202), (252, 859240), (280, 773316), (288, 751835), (315, 687392), (336, 644430), (360, 601468), (420, 515544), (480, 451101), (504, 429620), (560, 386658), (630, 343696), (672, 322215), (720, 300734), (840, 257772), (1008, 214810), (1120, 193329), (1260, 171848), (1440, 150367), (1680, 128886), (2016, 107405), (2520, 85924), (3360, 64443), (5040, 42962), (10080, 21481)]