72528960

素因数分解:

$2^6\times 3^1\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{251}}^1$

素因数の和:321

約数の個数: 224

約数和(自身を含む): 270369792

約数和(自身を除く): 197840832

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 43, 48, 56, 60, 64, 70, 80, 84, 86, 96, 105, 112, 120, 129, 140, 160, 168, 172, 192, 210, 215, 224, 240, 251, 258, 280, 301, 320, 336, 344, 420, 430, 448, 480, 502, 516, 560, 602, 645, 672, 688, 753, 840, 860, 903, 960, 1004, 1032, 1120, 1204, 1255, 1290, 1344, 1376, 1505, 1506, 1680, 1720, 1757, 1806, 2008, 2064, 2240, 2408, 2510, 2580, 2752, 3010, 3012, 3360, 3440, 3514, 3612, 3765, 4016, 4128, 4515, 4816, 5020, 5160, 5271, 6020, 6024, 6720, 6880, 7028, 7224, 7530, 8032, 8256, 8785, 9030, 9632, 10040, 10320, 10542, 10793, 12040, 12048, 13760, 14056, 14448, 15060, 16064, 17570, 18060, 19264, 20080, 20640, 21084, 21586, 24080, 24096, 26355, 28112, 28896, 30120, 32379, 35140, 36120, 40160, 41280, 42168, 43172, 48160, 48192, 52710, 53965, 56224, 57792, 60240, 64758, 70280, 72240, 75551, 80320, 84336, 86344, 96320, 105420, 107930, 112448, 120480, 129516, 140560, 144480, 151102, 161895, 168672, 172688, 210840, 215860, 226653, 240960, 259032, 281120, 288960, 302204, 323790, 337344, 345376, 377755, 421680, 431720, 453306, 518064, 562240, 604408, 647580, 690752, 755510, 843360, 863440, 906612, 1036128, 1133265, 1208816, 1295160, 1511020, 1686720, 1726880, 1813224, 2072256, 2266530, 2417632, 2590320, 3022040, 3453760, 3626448, 4533060, 4835264, 5180640, 6044080, 7252896, 9066120, 10361280, 12088160, 14505792, 18132240, 24176320, 36264480, 72528960]

約数ペア:

[(1, 72528960), (2, 36264480), (3, 24176320), (4, 18132240), (5, 14505792), (6, 12088160), (7, 10361280), (8, 9066120), (10, 7252896), (12, 6044080), (14, 5180640), (15, 4835264), (16, 4533060), (20, 3626448), (21, 3453760), (24, 3022040), (28, 2590320), (30, 2417632), (32, 2266530), (35, 2072256), (40, 1813224), (42, 1726880), (43, 1686720), (48, 1511020), (56, 1295160), (60, 1208816), (64, 1133265), (70, 1036128), (80, 906612), (84, 863440), (86, 843360), (96, 755510), (105, 690752), (112, 647580), (120, 604408), (129, 562240), (140, 518064), (160, 453306), (168, 431720), (172, 421680), (192, 377755), (210, 345376), (215, 337344), (224, 323790), (240, 302204), (251, 288960), (258, 281120), (280, 259032), (301, 240960), (320, 226653), (336, 215860), (344, 210840), (420, 172688), (430, 168672), (448, 161895), (480, 151102), (502, 144480), (516, 140560), (560, 129516), (602, 120480), (645, 112448), (672, 107930), (688, 105420), (753, 96320), (840, 86344), (860, 84336), (903, 80320), (960, 75551), (1004, 72240), (1032, 70280), (1120, 64758), (1204, 60240), (1255, 57792), (1290, 56224), (1344, 53965), (1376, 52710), (1505, 48192), (1506, 48160), (1680, 43172), (1720, 42168), (1757, 41280), (1806, 40160), (2008, 36120), (2064, 35140), (2240, 32379), (2408, 30120), (2510, 28896), (2580, 28112), (2752, 26355), (3010, 24096), (3012, 24080), (3360, 21586), (3440, 21084), (3514, 20640), (3612, 20080), (3765, 19264), (4016, 18060), (4128, 17570), (4515, 16064), (4816, 15060), (5020, 14448), (5160, 14056), (5271, 13760), (6020, 12048), (6024, 12040), (6720, 10793), (6880, 10542), (7028, 10320), (7224, 10040), (7530, 9632), (8032, 9030), (8256, 8785)]