72231040

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{701}}^1$

素因数の和:750

約数の個数: 128

約数和(自身を含む): 206219520

約数和(自身を除く): 133988480

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, 280, 320, 322, 368, 448, 460, 560, 640, 644, 701, 736, 805, 896, 920, 1120, 1288, 1402, 1472, 1610, 1840, 2240, 2576, 2804, 2944, 3220, 3505, 3680, 4480, 4907, 5152, 5608, 6440, 7010, 7360, 9814, 10304, 11216, 12880, 14020, 14720, 16123, 19628, 20608, 22432, 24535, 25760, 28040, 32246, 39256, 44864, 49070, 51520, 56080, 64492, 78512, 80615, 89728, 98140, 103040, 112160, 112861, 128984, 157024, 161230, 196280, 224320, 225722, 257968, 314048, 322460, 392560, 448640, 451444, 515936, 564305, 628096, 644920, 785120, 902888, 1031872, 1128610, 1289840, 1570240, 1805776, 2063744, 2257220, 2579680, 3140480, 3611552, 4514440, 5159360, 7223104, 9028880, 10318720, 14446208, 18057760, 36115520, 72231040]

約数ペア:

[(1, 72231040), (2, 36115520), (4, 18057760), (5, 14446208), (7, 10318720), (8, 9028880), (10, 7223104), (14, 5159360), (16, 4514440), (20, 3611552), (23, 3140480), (28, 2579680), (32, 2257220), (35, 2063744), (40, 1805776), (46, 1570240), (56, 1289840), (64, 1128610), (70, 1031872), (80, 902888), (92, 785120), (112, 644920), (115, 628096), (128, 564305), (140, 515936), (160, 451444), (161, 448640), (184, 392560), (224, 322460), (230, 314048), (280, 257968), (320, 225722), (322, 224320), (368, 196280), (448, 161230), (460, 157024), (560, 128984), (640, 112861), (644, 112160), (701, 103040), (736, 98140), (805, 89728), (896, 80615), (920, 78512), (1120, 64492), (1288, 56080), (1402, 51520), (1472, 49070), (1610, 44864), (1840, 39256), (2240, 32246), (2576, 28040), (2804, 25760), (2944, 24535), (3220, 22432), (3505, 20608), (3680, 19628), (4480, 16123), (4907, 14720), (5152, 14020), (5608, 12880), (6440, 11216), (7010, 10304), (7360, 9814)]