648743580

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{139}}^1$

素因数の和:270

約数の個数: 240

約数和(自身を含む): 2128748160

約数和(自身を除く): 1480004580

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 43, 45, 54, 60, 67, 81, 86, 90, 108, 129, 134, 135, 139, 162, 172, 180, 201, 215, 258, 268, 270, 278, 324, 335, 387, 402, 405, 417, 430, 516, 540, 556, 603, 645, 670, 695, 774, 804, 810, 834, 860, 1005, 1161, 1206, 1251, 1290, 1340, 1390, 1548, 1620, 1668, 1809, 1935, 2010, 2085, 2322, 2412, 2502, 2580, 2780, 2881, 3015, 3483, 3618, 3753, 3870, 4020, 4170, 4644, 5004, 5427, 5762, 5805, 5977, 6030, 6255, 6966, 7236, 7506, 7740, 8340, 8643, 9045, 9313, 10854, 11259, 11524, 11610, 11954, 12060, 12510, 13932, 14405, 15012, 17286, 17415, 17931, 18090, 18626, 18765, 21708, 22518, 23220, 23908, 25020, 25929, 27135, 27939, 28810, 29885, 34572, 34830, 35862, 36180, 37252, 37530, 43215, 45036, 46565, 51858, 53793, 54270, 55878, 56295, 57620, 59770, 69660, 71724, 75060, 77787, 83817, 86430, 89655, 93130, 103716, 107586, 108540, 111756, 112590, 119540, 129645, 139695, 155574, 161379, 167634, 172860, 179310, 186260, 215172, 225180, 233361, 251451, 259290, 268965, 279390, 311148, 322758, 335268, 358620, 388935, 400459, 419085, 466722, 484137, 502902, 518580, 537930, 558780, 645516, 754353, 777870, 800918, 806895, 838170, 933444, 968274, 1005804, 1075860, 1166805, 1201377, 1257255, 1508706, 1555740, 1601836, 1613790, 1676340, 1936548, 2002295, 2333610, 2402754, 2420685, 2514510, 3017412, 3227580, 3604131, 3771765, 4004590, 4667220, 4805508, 4841370, 5029020, 6006885, 7208262, 7543530, 8009180, 9682740, 10812393, 12013770, 14416524, 15087060, 18020655, 21624786, 24027540, 32437179, 36041310, 43249572, 54061965, 64874358, 72082620, 108123930, 129748716, 162185895, 216247860, 324371790, 648743580]

約数ペア:

[(1, 648743580), (2, 324371790), (3, 216247860), (4, 162185895), (5, 129748716), (6, 108123930), (9, 72082620), (10, 64874358), (12, 54061965), (15, 43249572), (18, 36041310), (20, 32437179), (27, 24027540), (30, 21624786), (36, 18020655), (43, 15087060), (45, 14416524), (54, 12013770), (60, 10812393), (67, 9682740), (81, 8009180), (86, 7543530), (90, 7208262), (108, 6006885), (129, 5029020), (134, 4841370), (135, 4805508), (139, 4667220), (162, 4004590), (172, 3771765), (180, 3604131), (201, 3227580), (215, 3017412), (258, 2514510), (268, 2420685), (270, 2402754), (278, 2333610), (324, 2002295), (335, 1936548), (387, 1676340), (402, 1613790), (405, 1601836), (417, 1555740), (430, 1508706), (516, 1257255), (540, 1201377), (556, 1166805), (603, 1075860), (645, 1005804), (670, 968274), (695, 933444), (774, 838170), (804, 806895), (810, 800918), (834, 777870), (860, 754353), (1005, 645516), (1161, 558780), (1206, 537930), (1251, 518580), (1290, 502902), (1340, 484137), (1390, 466722), (1548, 419085), (1620, 400459), (1668, 388935), (1809, 358620), (1935, 335268), (2010, 322758), (2085, 311148), (2322, 279390), (2412, 268965), (2502, 259290), (2580, 251451), (2780, 233361), (2881, 225180), (3015, 215172), (3483, 186260), (3618, 179310), (3753, 172860), (3870, 167634), (4020, 161379), (4170, 155574), (4644, 139695), (5004, 129645), (5427, 119540), (5762, 112590), (5805, 111756), (5977, 108540), (6030, 107586), (6255, 103716), (6966, 93130), (7236, 89655), (7506, 86430), (7740, 83817), (8340, 77787), (8643, 75060), (9045, 71724), (9313, 69660), (10854, 59770), (11259, 57620), (11524, 56295), (11610, 55878), (11954, 54270), (12060, 53793), (12510, 51858), (13932, 46565), (14405, 45036), (15012, 43215), (17286, 37530), (17415, 37252), (17931, 36180), (18090, 35862), (18626, 34830), (18765, 34572), (21708, 29885), (22518, 28810), (23220, 27939), (23908, 27135), (25020, 25929)]