2243357440

素因数分解:

$2^8\times 5^1\times {\mathrm{23}}^1\times {\mathrm{181}}^1\times {\mathrm{421}}^1$

素因数の和:646

約数の個数: 144

約数和(自身を含む): 5651545536

約数和(自身を除く): 3408188096

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 46, 64, 80, 92, 115, 128, 160, 181, 184, 230, 256, 320, 362, 368, 421, 460, 640, 724, 736, 842, 905, 920, 1280, 1448, 1472, 1684, 1810, 1840, 2105, 2896, 2944, 3368, 3620, 3680, 4163, 4210, 5792, 5888, 6736, 7240, 7360, 8326, 8420, 9683, 11584, 13472, 14480, 14720, 16652, 16840, 19366, 20815, 23168, 26944, 28960, 29440, 33304, 33680, 38732, 41630, 46336, 48415, 53888, 57920, 66608, 67360, 76201, 77464, 83260, 96830, 107776, 115840, 133216, 134720, 152402, 154928, 166520, 193660, 231680, 266432, 269440, 304804, 309856, 333040, 381005, 387320, 532864, 538880, 609608, 619712, 666080, 762010, 774640, 1065728, 1219216, 1239424, 1332160, 1524020, 1549280, 1752623, 2438432, 2478848, 2664320, 3048040, 3098560, 3505246, 4876864, 5328640, 6096080, 6197120, 7010492, 8763115, 9753728, 12192160, 12394240, 14020984, 17526230, 19507456, 24384320, 28041968, 35052460, 48768640, 56083936, 70104920, 97537280, 112167872, 140209840, 224335744, 280419680, 448671488, 560839360, 1121678720, 2243357440]

約数ペア:

[(1, 2243357440), (2, 1121678720), (4, 560839360), (5, 448671488), (8, 280419680), (10, 224335744), (16, 140209840), (20, 112167872), (23, 97537280), (32, 70104920), (40, 56083936), (46, 48768640), (64, 35052460), (80, 28041968), (92, 24384320), (115, 19507456), (128, 17526230), (160, 14020984), (181, 12394240), (184, 12192160), (230, 9753728), (256, 8763115), (320, 7010492), (362, 6197120), (368, 6096080), (421, 5328640), (460, 4876864), (640, 3505246), (724, 3098560), (736, 3048040), (842, 2664320), (905, 2478848), (920, 2438432), (1280, 1752623), (1448, 1549280), (1472, 1524020), (1684, 1332160), (1810, 1239424), (1840, 1219216), (2105, 1065728), (2896, 774640), (2944, 762010), (3368, 666080), (3620, 619712), (3680, 609608), (4163, 538880), (4210, 532864), (5792, 387320), (5888, 381005), (6736, 333040), (7240, 309856), (7360, 304804), (8326, 269440), (8420, 266432), (9683, 231680), (11584, 193660), (13472, 166520), (14480, 154928), (14720, 152402), (16652, 134720), (16840, 133216), (19366, 115840), (20815, 107776), (23168, 96830), (26944, 83260), (28960, 77464), (29440, 76201), (33304, 67360), (33680, 66608), (38732, 57920), (41630, 53888), (46336, 48415)]