180938240

素因数分解:

$2^9\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{439}}^1$

素因数の和:492

約数の個数: 160

約数和(自身を含む): 518538240

約数和(自身を除く): 337600000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 32, 35, 40, 46, 56, 64, 70, 80, 92, 112, 115, 128, 140, 160, 161, 184, 224, 230, 256, 280, 320, 322, 368, 439, 448, 460, 512, 560, 640, 644, 736, 805, 878, 896, 920, 1120, 1280, 1288, 1472, 1610, 1756, 1792, 1840, 2195, 2240, 2560, 2576, 2944, 3073, 3220, 3512, 3584, 3680, 4390, 4480, 5152, 5888, 6146, 6440, 7024, 7360, 8780, 8960, 10097, 10304, 11776, 12292, 12880, 14048, 14720, 15365, 17560, 17920, 20194, 20608, 24584, 25760, 28096, 29440, 30730, 35120, 40388, 41216, 49168, 50485, 51520, 56192, 58880, 61460, 70240, 70679, 80776, 82432, 98336, 100970, 103040, 112384, 122920, 140480, 141358, 161552, 196672, 201940, 206080, 224768, 245840, 280960, 282716, 323104, 353395, 393344, 403880, 412160, 491680, 561920, 565432, 646208, 706790, 786688, 807760, 983360, 1123840, 1130864, 1292416, 1413580, 1573376, 1615520, 1966720, 2261728, 2584832, 2827160, 3231040, 3933440, 4523456, 5169664, 5654320, 6462080, 7866880, 9046912, 11308640, 12924160, 18093824, 22617280, 25848320, 36187648, 45234560, 90469120, 180938240]

約数ペア:

[(1, 180938240), (2, 90469120), (4, 45234560), (5, 36187648), (7, 25848320), (8, 22617280), (10, 18093824), (14, 12924160), (16, 11308640), (20, 9046912), (23, 7866880), (28, 6462080), (32, 5654320), (35, 5169664), (40, 4523456), (46, 3933440), (56, 3231040), (64, 2827160), (70, 2584832), (80, 2261728), (92, 1966720), (112, 1615520), (115, 1573376), (128, 1413580), (140, 1292416), (160, 1130864), (161, 1123840), (184, 983360), (224, 807760), (230, 786688), (256, 706790), (280, 646208), (320, 565432), (322, 561920), (368, 491680), (439, 412160), (448, 403880), (460, 393344), (512, 353395), (560, 323104), (640, 282716), (644, 280960), (736, 245840), (805, 224768), (878, 206080), (896, 201940), (920, 196672), (1120, 161552), (1280, 141358), (1288, 140480), (1472, 122920), (1610, 112384), (1756, 103040), (1792, 100970), (1840, 98336), (2195, 82432), (2240, 80776), (2560, 70679), (2576, 70240), (2944, 61460), (3073, 58880), (3220, 56192), (3512, 51520), (3584, 50485), (3680, 49168), (4390, 41216), (4480, 40388), (5152, 35120), (5888, 30730), (6146, 29440), (6440, 28096), (7024, 25760), (7360, 24584), (8780, 20608), (8960, 20194), (10097, 17920), (10304, 17560), (11776, 15365), (12292, 14720), (12880, 14048)]